六十道分数加减乘除,要难一点,有中括号!!!!!!!!!!!!! 求四则计算题至少240道。包括加减乘除,每道必须要有分数、小...

\u521d\u4e00\u6570\u5b66\u6709\u7406\u6570\u52a0\u51cf\u4e58\u9664\u6df7\u5408\u8fd0\u7b97\u4e60\u9898\uff0c\u5408\u5e76\u540c\u5217\u9879\u4e60\u9898\uff0c\u5171\u516d\u5341\u9053\uff0c\u77e5\u9053\u7684\u544a\u4e00\u4e0b\u4e0b\u3002\u8c22\u5566\uff01\uff01\uff01\uff01\uff01\uff01

\u6709\u7406\u6570\u7ec3\u4e60 \u7ec3\u4e60\u4e00(B\u7ea7) (\u4e00)\u8ba1\u7b97\u9898: (1)23+(-73) (2)(-84)+(-49) (3)7+(-2.04) (4)4.23+(-7.57) (5)(-7/3)+(-7/6) (6)9/4+(-3/2) (7)3.75+(2.25)+5/4 (8)-3.75+(+5/4)+(-1.5) (\u4e8c)\u7528\u7b80\u4fbf\u65b9\u6cd5\u8ba1\u7b97: (1)(-17/4)+(-10/3)+(+13/3)+(11/3) (2)(-1.8)+(+0.2)+(-1.7)+(0.1)+(+1.8)+(+1.4) (\u4e09)\u5df2\u77e5:X=+17(3/4),Y=-9(5/11),Z=-2.25, \u6c42:(-X)+(-Y)+Z\u7684\u503c (\u56db)\u7528">","0,\u5219a-ba (C)\u82e5ba (D)\u82e5aa,\u5219b\u662f_____________\u6570; (3)\u4ece-3.14\u4e2d\u51cf\u53bb-\u03c0,\u5176\u5dee\u5e94\u4e3a____________; (4)\u88ab\u51cf\u6570\u662f-12(4/5),\u5dee\u662f4.2,\u5219\u51cf\u6570\u5e94\u662f_____________; (5)\u82e5b-a0 \u7ec3\u4e60\u4e8c(B\u7ea7) (\u4e00)\u8ba1\u7b97: (1)(+1.3)-(+17/7) (2)(-2)-(+2/3) (3)|(-7.2)-(-6.3)+(1.1)| (4)|(-5/4)-(-3/4)|-|1-5/4-|-3/4|) (\u4e8c)\u5982\u679c|a|=4,|b|=2,\u4e14|a+b|=a+b,\u6c42a-b\u7684\u503c. (\u4e09)\u82e5a,b\u4e3a\u6709\u7406\u6570,\u4e14|a|0,\u5219\u5fc5\u6709( ) (A)b\u4e0ea\u540c\u53f7 (B)a+b\u4e0ea-1\u540c\u53f7 (C)a>1 (D)b1 (6)\u4e00\u4e2a\u6709\u7406\u6570\u548c\u5b83\u7684\u76f8\u53cd\u6570\u7684\u79ef( ) (A)\u7b26\u53f7\u5fc5\u4e3a\u6b63 (B)\u7b26\u53f7\u5fc5\u4e3a\u8d1f (C)\u4e00\u4e0d\u5c0f\u4e8e\u96f6 (D)\u4e00\u5b9a\u4e0d\u5927\u4e8e\u96f6 (7)\u82e5|a-1|*|b+1|=0,\u5219a,b\u7684\u503c( ) (A)a=1,b\u4e0d\u53ef\u80fd\u4e3a-1 (B)b=-1,a\u4e0d\u53ef\u80fd\u4e3a1 (C)a=1\u6216b=1 (D)a\u4e0eb\u7684\u503c\u76f8\u7b49 (8)\u82e5a*B*C=0,\u5219\u8fd9\u4e09\u4e2a\u6709\u7406\u6570\u4e2d( ) (A)\u81f3\u5c11\u6709\u4e00\u4e2a\u4e3a\u96f6 (B)\u4e09\u4e2a\u90fd\u662f\u96f6 (C)\u53ea\u6709\u4e00\u4e2a\u4e3a\u96f6 (D)\u4e0d\u53ef\u80fd\u6709\u4e24\u4e2a\u4ee5\u4e0a\u4e3a\u96f6 (\u4e8c)\u586b\u7a7a\u9898: (1)\u6709\u7406\u6570\u4e58\u6cd5\u6cd5\u5219\u662f:\u4e24\u6570\u76f8\u4e58,\u540c\u53f7__________,\u5f02\u53f7_______________,\u5e76\u628a\u7edd\u5bf9\u503c_____, \u4efb\u4f55\u6570\u540c\u96f6\u76f8\u4e58\u90fd\u5f97__________________. (2)\u82e5\u56db\u4e2a\u6709\u7406\u6570a,b,c,d\u4e4b\u79ef\u662f\u6b63\u6570,\u5219a,b,c,d\u4e2d\u8d1f\u6570\u7684\u4e2a\u6570\u53ef\u80fd\u662f______________; (3)\u8ba1\u7b97(-2/199)*(-7/6-3/2+8/3)=________________; (4)\u8ba1\u7b97:(4a)*(-3b)*(5c)*1/6=__________________; (5)\u8ba1\u7b97:(-8)*(1/2-1/4+2)=-4-2+16=10\u7684\u9519\u8bef\u662f___________________; (6)\u8ba1\u7b97:(-1/6)*(-6)*(10/7)*(-7/10)=[(-1/6)*(-6)][(+10/7)*(-7/10)]=-1\u7684\u6839\u636e\u662f_______ (\u4e09)\u5224\u65ad\u9898: (1)\u4e24\u6570\u4e4b\u79ef\u4e3a\u6b63,\u90a3\u4e48\u8fd9\u4e24\u6570\u4e00\u5b9a\u90fd\u662f\u6b63\u6570; (2)\u4e24\u6570\u4e4b\u79ef\u4e3a\u8d1f,\u90a3\u4e48\u8fd9\u4e24\u4e2a\u6570\u5f02\u53f7; (3)\u51e0\u4e2a\u6709\u7406\u6570\u76f8\u4e58,\u5f53\u56e0\u6570\u6709\u5076\u6570\u4e2a\u65f6,\u79ef\u4e3a\u6b63; (4)\u51e0\u4e2a\u6709\u7406\u6570\u76f8\u4e58,\u5f53\u79ef\u4e3a\u8d1f\u6570\u65f6,\u8d1f\u56e0\u6570\u6709\u5947\u6570\u4e2a; (5)\u79ef\u6bd4\u6bcf\u4e2a\u56e0\u6570\u90fd\u5927. \u7ec3\u4e60(\u56db)(B\u7ea7) (\u4e00)\u8ba1\u7b97\u9898: (1)(-4)(+6)(-7) (2)(-27)(-25)(-3)(-4) (3)0.001*(-0.1)*(1.1) (4)24*(-5/4)*(-12/15)*(-0.12) (5)(-3/2)(-4/3)(-5/4)(-6/5)(-7/6)(-8/7) (6)(-24/7)(11/8+7/3-3.75)*24 (\u4e8c)\u7528\u7b80\u4fbf\u65b9\u6cd5\u8ba1\u7b97: (1)(-71/8)*(-23)-23*(-73/8) (2)(-7/15)*(-18)*(-45/14) (3)(-2.2)*(+1.5)*(-7/11)*(-2/7) (\u4e09)\u5f53a=-4,b=-3,c=-2,d=-1\u65f6,\u6c42\u4ee3\u6570\u5f0f(ab+cd)(ab-cd)\u7684\u503c. (\u56db)\u5df2\u77e51+2+3+......+31+32+33=17*33,\u8ba1\u7b97\u4e0b\u5f0f 1-3+2-6+3-9-12+...+31-93+32-96+33-99\u7684\u503c \u7ec3\u4e60\u4e94(A\u7ea7) (\u4e00)\u9009\u62e9\u9898: (1)\u5df2\u77e5a,b\u662f\u4e24\u4e2a\u6709\u7406\u6570,\u5982\u679c\u5b83\u4eec\u7684\u5546a/b=0,\u90a3\u4e48( ) (A)a=0\u4e14b\u22600 (B)a=0 (C)a=0\u6216b=0 (D)a=0\u6216b\u22600 (2)\u4e0b\u5217\u7ed9\u5b9a\u56db\u7ec4\u65701\u548c1;-1\u548c-1;0\u548c0;-2/3\u548c-3/2,\u5176\u4e2d\u4e92\u4e3a\u5012\u6570\u7684\u662f( ) (A)\u53ea\u6709 (B)\u53ea\u6709 (C)\u53ea\u6709 (D)\u90fd\u662f (3)\u5982\u679ca/|b|(b\u22600)\u662f\u6b63\u6574\u6570,\u5219( ) (A)|b|\u662fa\u7684\u7ea6\u6570 (B)|b|\u662fa\u7684\u500d\u6570 (C)a\u4e0eb\u540c\u53f7 (D)a\u4e0eb\u5f02\u53f7 (4)\u5982\u679ca>b,\u90a3\u4e48\u4e00\u5b9a\u6709( ) (A)a+b>a (B)a-b>a (C)2a>ab (D)a/b>1 (\u4e8c)\u586b\u7a7a\u9898: (1)\u5f53|a|/a=1\u65f6,a______________0;\u5f53|a|/a=-1\u65f6,a______________0;(\u586b>,0,\u5219a___________0; (11)\u82e5ab/c0,\u5219b___________0; (12)\u82e5a/b>0,b/c(-0.3)4>-106 (B)(-0.3)4>-106>(-0.2)3 (C)-106>(-0.2)3>(-0.3)4 (D)(-0.3)4>(-0.2)3>-106 (4)\u82e5a\u4e3a\u6709\u7406\u6570,\u4e14a2>a,\u5219a\u7684\u53d6\u503c\u8303\u56f4\u662f( ) (A)a1\u6216a0 (C)a2+b3>0 (D)a0 (C)a,b\u4e92\u4e3a\u76f8\u53cd\u6570; (D)-ab (C)a (5)\u7528\u56db\u820d\u4e94\u5165\u6cd5\u5f97\u5230\u7684\u8fd1\u4f3c\u65701.20\u6240\u8868\u793a\u7684\u51c6\u786e\u6570a\u7684\u8303\u56f4\u662f( ) (A)1.195\u2264a0,\u4e14|a|>|b|>|c|,\u5219|a|+|b|-|c|+|a+b|+|b+c|+|a+c|\u7b49\u4e8e\uff08 \uff09 A.-3a+b+c B.3a+3b+c C.a-b+2c D.-a+3b-3c 17.\u4e0b\u5217\u7ed3\u8bba\u6b63\u786e\u7684\u662f\uff08 \uff09 A. \u8fd1\u4f3c\u65701.230\u548c1.23\u7684\u6709\u6548\u6570\u5b57\u4e00\u6837 B. \u8fd1\u4f3c\u657079.0\u662f\u7cbe\u786e\u5230\u4e2a\u4f4d\u7684\u6570\uff0c\u5b83\u7684\u6709\u6548\u6570\u5b57\u662f7\u30019 C. \u8fd1\u4f3c\u65703.0324\u67095\u4e2a\u6709\u6548\u6570\u5b57 D. \u8fd1\u4f3c\u65705\u5343\u4e0e\u8fd1\u4f3c\u65705000\u7684\u7cbe\u786e\u5ea6\u76f8\u540c 18\uff0e\u4e24\u4e2a\u6709\u7406\u6570\u76f8\u52a0\uff0c\u5982\u679c\u548c\u6bd4\u5176\u4e2d\u4efb\u4f55\u52a0\u6570\u90fd\u5c0f\uff0c\u90a3\u4e48\u8fd9\u4e24\u4e2a\u52a0\u6570\uff08 \uff09 \uff08A\uff09\u90fd\u662f\u6b63\u6570 \uff08B\uff09\u90fd\u662f\u8d1f\u6570 \uff08C\uff09\u4e92\u4e3a\u76f8\u53cd\u6570 \uff08D\uff09\u5f02\u53f7 19. \u5982\u679c\u6709\u7406\u6570 \uff08 \uff09 A. \u5f53 B. C. D. \u4ee5\u4e0a\u8bf4\u6cd5\u90fd\u4e0d\u5bf9 20\uff0e\u4e24\u4e2a\u975e\u96f6\u6709\u7406\u6570\u7684\u548c\u4e3a\u6b63\u6570\uff0c\u90a3\u4e48\u8fd9\u4e24\u4e2a\u6709\u7406\u6570\u4e3a\uff08 \uff09 \uff08A\uff09\u90fd\u662f\u6b63\u6570 \uff08B\uff09\u81f3\u5c11\u6709\u4e00\u4e2a\u4e3a\u6b63\u6570 \uff08C\uff09\u6b63\u6570\u5927\u4e8e\u8d1f\u6570 \uff08D\uff09\u6b63\u6570\u5927\u4e8e\u8d1f\u6570\u7684\u7edd\u5bf9\u503c\uff0c\u6216\u90fd\u4e3a\u6b63\u6570\u3002 \u4e09\u8ba1\u7b97\u9898 21. \u6c42\u4e0b\u9762\u5404\u5f0f\u7684\u503c(-48)\u00f76-(-25)\u00d7(-4) \uff082\uff095.6+[0.9+4.4-(-8.1)]\uff1b \uff083\uff09120\u00d7( )\uff1b \uff084\uff09 22. \u67d0\u5355\u4f4d\u4e00\u661f\u671f\u5185\u6536\u5165\u548c\u652f\u51fa\u60c5\u51b5\u5982\u4e0b\uff1a+853.5\u5143\uff0c+237.2\u5143\uff0c-325\u5143\uff0c+138.5\u5143\uff0c-280\u5143\uff0c-520\u5143\uff0c+103\u5143\uff0c\u90a3\u4e48\uff0c\u8fd9\u4e00\u661f\u671f\u5185\u8be5\u5355\u4f4d\u662f\u76c8\u4f59\u8fd8\u662f\u4e8f\u635f\uff1f\u76c8\u4f59\u6216\u4e8f\u635f\u591a\u5c11\u5143\uff1f \u63d0\u793a\uff1a\u672c\u9898\u4e2d\u6b63\u6570\u8868\u793a\u6536\u5165\uff0c\u8d1f\u6570\u8868\u793a\u652f\u51fa\uff0c\u5c06\u4e03\u5929\u7684\u6536\u5165\u6216\u652f\u51fa\u6570\u76f8\u52a0\u540e\uff0c\u548c\u4e3a\u6b63\u6570\u8868\u793a\u76c8\u4f59\uff0c\u548c\u4e3a\u8d1f\u6570\u8868\u793a\u4e8f\u635f\u3002 23. \u67d0\u5730\u4e00\u5468\u5185\u6bcf\u5929\u7684\u6700\u9ad8\u6c14\u6e29\u4e0e\u6700\u4f4e\u6c14\u6e29\u8bb0\u5f55\u5982\u4e0b\u8868\uff0c\u54ea\u5929\u7684\u6e29\u5dee\u6700\u5927\u54ea\u5929\u7684\u6e29\u5dee\u6700\u5c0f\uff1f \u661f\u671f \u4e00 \u4e8c \u4e09 \u56db \u4e94 \u516d \u4e03 \u6700\u9ad8\u6c14\u6e29 10ºC 11ºC 12ºC 9ºC 8ºC 9ºC 8ºC \u6700\u4f4e\u6c14\u6e29 2ºC 0ºC 1ºC -1ºC -2ºC -3ºC -1ºC 24\u3001\u6b63\u5f0f\u6392\u7403\u6bd4\u8d5b\uff0c\u5bf9\u6240\u4f7f\u7528\u7684\u6392\u7403\u7684\u91cd\u91cf\u662f\u6709\u4e25\u683c\u89c4\u5b9a\u7684\u3002\u68c0\u67e55\u4e2a\u6392\u7403\u7684\u91cd\u91cf\uff0c\u8d85\u8fc7\u89c4\u5b9a\u91cd\u91cf\u7684\u514b\u6570\u8bb0\u4f5c\u6b63\u6570\uff0c\u4e0d\u8db3\u89c4\u5b9a\u91cd\u91cf\u7684\u514b\u6570\u8bb0\u4f5c\u8d1f\u6570\uff0c\u68c0\u67e5\u7ed3\u679c\u5982\u4e0b\u8868\uff1a +15 -10 +30 -20 -40 \u6307\u51fa\u54ea\u4e2a\u6392\u7403\u7684\u8d28\u91cf\u597d\u4e00\u4e9b\uff08\u5373\u91cd\u91cf\u6700\u63a5\u8fd1\u89c4\u5b9a\u91cd\u91cf\uff09\uff1f\u4f60\u600e\u6837\u7528\u5b66\u8fc7\u7684\u7edd\u5bf9\u503c\u77e5\u8bc6\u6765\u8bf4\u660e\u8fd9\u4e2a\u95ee\u9898\uff1f 25. \u5df2\u77e5 ; 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=7225=100\u00d78\u00d7(8+1)+25; =100\u00d710\u00d7(10+1)+25=11025. 13\uff0e , , .\u63d0\u793a:\u8fd9\u4e00\u5217\u6570\u7684\u7b2cn\u9879\u53ef\u8868\u793a\u4e3a(-1)n . 14\uff0e \u63d0\u793a\uff1a\uff081\uff09\u96c6\u5408\u662f\u6307\u5177\u6709\u67d0\u4e00\u7279\u5f81\u7684\u4e00\u7c7b\u4e8b\u7269\u7684\u5168\u4f53\uff0c\u6ce8\u610f\u4e0d\u8981\u6f0f\u6389\u65700\uff0c\u9898\u76ee\u4e2d\u53ea\u662f\u5177\u4f53\u7684\u51e0\u4e2a\u7b26\u5408\u6761\u4ef6\u7684\u6570\uff0c\u53ea\u662f\u4e00\u90e8\u5206\uff0c\u6240\u4ee5\u901a\u5e38\u8981\u52a0\u7701\u7565\u53f7\u3002 \uff082\uff09\u975e\u8d1f\u6570\u8868\u793a\u4e0d\u662f\u8d1f\u6570\u7684\u6240\u6709\u6709\u7406\u6570\uff0c\u5e94\u4e3a\u6b63\u6570\u548c\u96f6\uff0c\u90a3\u4e48\u975e\u6b63\u6570\u8868\u793a\u4ec0\u4e48\u5462\uff1f\uff08\u7b54\uff1a\u8d1f\u6570\u548c\u96f6\uff09 \u7b54\u6848\uff1a\u6574\u6570\u96c6\u5408\uff1a\uff5b \u2026\u2026\uff5d \u8d1f\u6570\u96c6\u5408\uff1a\uff5b \u2026\u2026\uff5d \u5206\u6570\u96c6\u5408\uff1a\uff5b \u2026\u2026\uff5d \u975e\u8d1f\u6570\u96c6\u5408\uff1a\uff5b \u2026\u2026\uff5d \u6b63\u6709\u7406\u6570\u96c6\u5408\uff1a\uff5b \u2026\u2026\uff5d \u8d1f\u5206\u6570\u96c6\u5408\uff1a\uff5b \u2026\u2026\uff5d \u4e8c \u9009\u62e9\u9898 15\uff0e D.\u63d0\u793a\uff1a\u5bf9\u4e8e\u4e24\u4e2a\u8d1f\u6570\u6765\u8bf4\uff0c\u7edd\u5bf9\u503c\u5c0f\u7684\u6570\u53cd\u800c\u5927\uff0c\u6240\u4ee5A\u9519\u8bef\u3002\u5bf9\u4e8e\u4e24\u4e2a\u6b63\u6570\u6765\u8bf4\uff0c\u7edd\u5bf9\u503c\u5927\u7684\u6570\u5927\uff0c\u6240\u4ee5B\u9519\u8bef\u3002\u4e92\u4e3a\u76f8\u53cd\u6570\u7684\u4e24\u4e2a\u6570\u7684\u7edd\u5bf9\u503c\u76f8\u7b49\u3002 16\uff0eA.\u63d0\u793a\uff1a-a+b-(-c)-(a+b)+(b+c)-(a+c)= -3a+b+c 17. C.\u63d0\u793a\uff1a\u6709\u6548\u6570\u5b57\u7684\u5b9a\u4e49\u662f\u4ece\u5de6\u8fb9\u7b2c\u4e00\u4f4d\u4e0d\u4e3a\u96f6\u7684\u6570\u5b57\u8d77\uff0c\u5230\u53f3\u8fb9\u6700\u540e\u4e00\u4e2a\u6570\u5b57\u7ed3\u675f\u300218\uff0eB 19.C \u63d0\u793a\uff1a\u5f53n\u4e3a\u5947\u6570\u65f6, , <0. \u5f53n\u4e3a\u5076\u6570\u65f6\uff0c , <0.\u6240\u4ee5n\u4e3a\u4efb\u610f\u81ea\u7136\u6570\u65f6\uff0c\u603b\u6709 <0\u6210\u7acb.20\uff0e D.\u63d0\u793a\uff1a\u4e24\u4e2a\u6709\u7406\u6570\u60f3\u52a0\uff0c\u6240\u5f97\u6570\u7684\u7b26\u53f7\u7531\u7edd\u5bf9\u503c\u5927\u7684\u6570\u89c9\u5f97\u51b3\u5b9a\u3002 \u4e09\u8ba1\u7b97\u9898 21. \u6c42\u4e0b\u9762\u5404\u5f0f\u7684\u503c \uff081\uff09-108 \uff082\uff0919 .\u63d0\u793a\uff1a\u5148\u53bb\u62ec\u53f7\uff0c\u540e\u8ba1\u7b97\u3002 \uff083\uff09-111 .\u63d0\u793a: 120\u00d7( ) 120\u00d7( ) =120\u00d7(- )+120\u00d7 -120\u00d7 = -111 \uff084\uff09 .\u63d0\u793a; =1- + = 22. \u63d0\u793a\uff1a\u672c\u9898\u4e2d\u6b63\u6570\u8868\u793a\u6536\u5165\uff0c\u8d1f\u6570\u8868\u793a\u652f\u51fa\uff0c\u5c06\u4e03\u5929\u7684\u6536\u5165\u6216\u652f\u51fa\u6570\u76f8\u52a0\u540e\uff0c\u548c\u4e3a\u6b63\u6570\u8868\u793a\u76c8\u4f59\uff0c\u548c\u4e3a\u8d1f\u6570\u8868\u793a\u4e8f\u635f\u3002 \u89e3\uff1a\uff08+853.5\uff09+\uff08+237.2\uff09+\uff08-325\uff09+\uff08+138.5\uff09+\uff08-520\uff09+\uff08-280\uff09+\uff08+103\uff09 \uff1d[\uff08+853.5\uff09+\uff08+237.2\uff09+\uff08+138.5\uff09+\uff08+103\uff09]+[\uff08-325\uff09+\uff08-520\uff09+\uff08-280\uff09] \uff1d\uff08+1332.2\uff09+\uff08-1125\uff09 \uff1d+207.2 \u6545\u672c\u661f\u671f\u5185\u8be5\u5355\u4f4d\u76c8\u4f59\uff0c\u76c8\u4f59207.2\u5143\u3002 23. \u63d0\u793a\uff1a\u6c42\u6e29\u5dee\u5229\u7528\u51cf\u6cd5\uff0c\u5373\u6700\u9ad8\u6e29\u5ea6\u7684\u5dee\uff0c\u518d\u6bd4\u8f83\u5b83\u4eec\u7684\u5927\u5c0f\u3002 \u89e3\uff1a\u5468\u4e00\u6e29\u5dee\uff1a10-2\uff1d8\uff08ºC\uff09 \u5468\u4e8c\u6e29\u5dee\uff1a11-0\uff1d11\uff08ºC\uff09 \u5468\u4e09\u6e29\u5dee\uff1a12-1\uff1d11\uff08ºC\uff09 \u5468\u56db\u6e29\u5dee\uff1a9-\uff08-1\uff09\uff1d10\uff08ºC\uff09 \u5468\u4e94\u6e29\u5dee\uff1a8-\uff08-2\uff09\uff1d10\uff08ºC\uff09 \u5468\u516d\u6e29\u5dee\uff1a9-\uff08-3\uff09\uff1d12\uff08ºC\uff09 \u5468\u65e5\u6e29\u5dee\uff1a8-\uff08-1\uff09\uff1d9\uff08ºC\uff09 \u6240\u4ee5\u5468\u516d\u6e29\u5dee\u6700\u5927\uff0c\u5468\u4e00\u6e29\u5dee\u6700\u5c0f\u3002 24\u3001 \u89e3\uff1a\u7b2c\u4e8c\u53ea\u6392\u7403\u8d28\u91cf\u597d\u4e00\u4e9b\uff0c\u5229\u7528\u8fd9\u4e9b\u6570\u636e\u7684\u7edd\u5bf9\u503c\u7684\u5927\u5c0f\u6765\u5224\u65ad\u6392\u7403\u7684\u8d28\u91cf\uff0c\u7edd\u5bf9\u503c\u8d8a\u5c0f\u8bf4\u660e\u8d8a\u63a5\u8fd1\u89c4\u5b9a\u91cd\u91cf\uff0c\u56e0\u6b64\u8d28\u91cf\u4e5f\u5c31\u597d\u4e00\u4e9b\u3002 25. \uff081\uff09 \uff082\uff09\u246025502500\uff1b\u63d0\u793a\uff1a\u539f\u5f0f= \u2461\u539f\u5f0f= =23\u00d713+23\u00d723+23\u00d733+23\u00d743+23\u00d753+\u2026\u2026+23\u00d7503 =23(13+23+33+43+53+\u2026\u2026+503) =8\u00d7 =13005000 26\uff0e (1) \u5341\u5b57\u6846\u4e2d\u7684\u4e94\u4e2a\u6570\u7684\u548c\u7b49\u4e8e\u4e2d\u95f4\u76845\u500d\u3002 (2) 5x (3) \u4e0d\u80fd\uff0c\u5047\u8bbe5x=201.x=40.2.\u4e0d\u662f\u6574\u6570.\u6240\u4ee5\u4e0d\u5b58\u5728\u8fd9\u4e48\u4e00\u4e2ax. 27\uff0ey=ax5+bx3+cx-5,y+5= ax5+bx3+cx,\u5f53x=-5\u65f6\uff0cy+5=12. -(y+5)=-ax5-bx3-cx=a(-x)5+b(-x)3+c(-x) \u2234\u5f53x=5\u65f6\uff0ca(-5)5+b(-5)3+c(-5)\uff1d\uff0d12\uff1b a(-5)5+b(-5)3+c(-5)-5= -17\u6dfb\u52a0\u8bc4\u8bba
wfx62 | 2009-01-14 19:25:57\u67090\u4eba\u8ba4\u4e3a\u8fd9\u4e2a\u56de\u7b54\u4e0d\u9519 | \u67090\u4eba\u8ba4\u4e3a\u8fd9\u4e2a\u56de\u7b54\u6ca1\u6709\u5e2e\u52a9-5+21*8/2-6-59 68/21-8-11*8+61 -2/9-7/9-56 4.6-(-3/4+1.6-4-3/4) 1/2+3+5/6-7/12 [2/3-4-1/4*(-0.4)]/1/3+2 22+(-4)+(-2)+4*3 -2*8-8*1/2+8/1/8 (2/3+1/2)/(-1/12)*(-12) (-28)/(-6+4)+(-1) 2/(-2)+0/7-(-8)*(-2) (1/4-5/6+1/3+2/3)/1/2 18-6/(-3)*(-2) (5+3/8*8/30/(-2)-3 (-84)/2*(-3)/(-6) 1/2*(-4/15)/2/3 -3x+2y-5x-7y -5+21*8/2-6-59 68/21-8-11*8+61 -2/9-7/9-56 4.6-(-3/4+1.6-4-3/4) 1/2+3+5/6-7/12 [2/3-4-1/4*(-0.4)]/1/3+2 22+(-4)+(-2)+4*3 -2*8-8*1/2+8/1/8 (2/3+1/2)/(-1/12)*(-12) (-28)/(-6+4)+(-1) 2/(-2)+0/7-(-8)*(-2) (1/4-5/6+1/3+2/3)/1/2 18-6/(-3)*(-2) (5+3/8*8/30/(-2)-3 (-84)/2*(-3)/(-6) 1/2*(-4/15)/2/3

30.8\u00f7[14\uff0d(9.85\uff0b1.07)]
[60\uff0d(9.5\uff0b28.9)]\u00f70.18
2.881\u00f70.43\uff0d0.24\u00d73.5
20\u00d7[(2.44\uff0d1.8)\u00f70.4\uff0b0.15]
28-(3.4+1.25\u00d72.4)
2.55\u00d77.1+2.45\u00d77.1
777\u00d79+1111\u00d73
0.8\u00d7\u301415.5-(3.21+5.79)\u3015
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31.5\u00d74\u00f7(6+3)
0.64\u00d725\u00d77.8+2.2
2\u00f72.5+2.5\u00f72
194\uff0d64.8\u00f71.8\u00d70.9
36.72\u00f74.25\u00d79.9
5180\uff0d705\u00d76
24\u00f72.4\uff0d2.5\u00d70.8
(4121+2389)\u00f77
671\u00d715-974
469\u00d712+1492
405\u00d7(3213-3189)
3.416\u00f7\uff080.016\u00d735\uff09
0.8\u00d7[(10\uff0d6.76)\u00f71.2]
19.4\u00d76.1\u00d72.3 5.67\u00d70.2-0.62

18.1\u00d70.92+3.93 0.0430.24+0.875

0.4\u00d70.7\u00d70.25 0.75\u00d7102 100-56.23

0.78+5.436+1 4.07\u00d70.86+9.12.5


1\u300189+124+11+26+48 2\u3001875-147-23

3\uff0e25\u00d7125\u00d740\u00d78 4\u3001147\u00d78+8\u00d753

5\u3001125\u00d764 6\u30010.9\uff0b1.08\uff0b0.92\uff0b0.1

\u7528\u7b80\u4fbf\u65b9\u6cd5\u8ba1\u7b97

\u246089+124+11+26+48 \u2461875-147-23

\u2462147\u00d78+8\u00d753 \u2463125\u00d764

\u8ba1\u7b97\u4e0b\u9762\u5404\u9898\uff0e
1\uff0e280\uff0b840\u00f724\u00d75 2\uff0e85\u00d7(95\uff0d1440\u00f724)

3\uff0e58870\u00f7(105\uff0b20\u00d72) 4\uff0e80400\uff0d(4300\uff0b870\u00f715)

5\uff0e1437\u00d727\uff0b27\u00d7563 6\uff0e81432\u00f7(13\u00d752\uff0b78)

7\uff0e125\u00d7(33\uff0d1) 8\uff0e37.4\uff0d(8.6\uff0b7.24\uff0d6.6)

\u8ba1\u7b97\u3002\uff081\u22361\uff09
\uff081\uff09156\u00d7107-7729 \uff082\uff0937.85-\uff087.85+6.4\uff09

\uff083\uff09287\u00d75+96990\u00f7318 \uff084\uff091554\u00f7[\uff0872-58\uff09\u00d73]

\u8131\u5f0f\u8ba1\u7b97
2800\u00f7 100\uff0b789 \uff08947\uff0d599\uff09\uff0b76\u00d764
1\uff0e36\u00d7(913\uff0d276\u00f723) 2\uff0e(93\uff0b25\u00d721)\u00d79
3\uff0e507\u00f713\u00d763\uff0b498 4\uff0e723\uff0d(521\uff0b504)\u00f725
5\uff0e384\u00f712\uff0b23\u00d7371 6\uff0e(39\uff0d21)\u00d7(396\u00f76)
\uff081\uff09156\u00d7[(17.7-7.2)\u00f73] \uff082\uff09[37.85-\uff087.85+6.4\uff09] \u00d730

\uff083\uff0928\u00d7(5+969.9\u00f7318) \uff084\uff0981\u00f7[\uff0872-54\uff09\u00d79]
57\u00d712\uff0d560\u00f735 848\uff0d640\u00f716\u00d712

960\u00f7\uff081500\uff0d32\u00d745\uff09 [192\uff0d\uff0854\uff0b38\uff09]\u00d767
138\u00d725\u00d74 (13\u00d7125)\u00d7(3\u00d78) (12+24+80)\u00d750 704\u00d725 25\u00d732\u00d7125 32\u00d7(25+125)
178\u00d7101\uff0d178 84\u00d736+64\u00d784 75\u00d799+2\u00d775 83\u00d7102\uff0d83\u00d72 98\u00d7199
123\u00d718\uff0d123\u00d73+85\u00d7123 50\u00d7(34\u00d74)\u00d73 25\u00d7\uff0824+16\uff09 178\u00d799+178
79\u00d742+79+79\u00d757 7300\u00f725\u00f74 8100\u00f74\u00f775 75\u00d727+19\u00d72 5 31\u00d7870+13\u00d7310

4\u00d7(25\u00d765+25\u00d728) 138\u00d725\u00d74 (13\u00d7125)\u00d7(3\u00d78) (12+24+80)\u00d750

25\u00d732\u00d7125 32\u00d7(25+125) 102\u00d776 58\u00d798

178\u00d7101\uff0d178 84\u00d736+64\u00d784 75\u00d799+2\u00d775 83\u00d7102\uff0d83\u00d72

98\u00d7199 123\u00d718\uff0d123\u00d73+85\u00d7123 50\u00d7(34\u00d74)\u00d73 25\u00d7\uff0824+16\uff09

178\u00d799+178 79\u00d742+79+79\u00d757 7300\u00f725\u00f74 8100\u00f74\u00f775
\u7b97\u4e00\u7b97
42\u00d715\uff0b136 800\uff0d981\u00f79


(125\uff0b275)\u00f78 25\u00d7(187\uff0d143)


392\u00f7(45\uff0d38) (26\uff0b34)\u00d778


36\u00d7(128\uff0d85) 450\u00f7(103\uff0d94)


530\uff0b120\uff0d250 864\u00f78\uff0b48
1\uff0e280\uff0b840\u00f724\u00d75 2\uff0e85\u00d7(95\uff0d1440\u00f724)

3\uff0e58870\u00f7(105\uff0b20\u00d72) 4\uff0e80400\uff0d(4300\uff0b870\u00f715)

5\uff0e1437\u00d727\uff0b27\u00d7563 6\uff0e81432\u00f7(13\u00d752\uff0b78)

7\uff0e125\u00d7(33\uff0d1) 8\uff0e37.4\uff0d(8.6\uff0b7.24\uff0d6.6)

\u8ba1\u7b97\u3002\uff081\u22361\uff09
\uff081\uff09156\u00d7107-7729 \uff082\uff0937.85-\uff087.85+6.4\uff09

\uff083\uff09287\u00d75+96990\u00f7318 \uff084\uff091554\u00f7[\uff0872-58\uff09\u00d73]

\u8131\u5f0f\u8ba1\u7b97
2800\u00f7 100\uff0b789 \uff08947\uff0d599\uff09\uff0b76\u00d764
1\uff0e36\u00d7(913\uff0d276\u00f723) 2\uff0e(93\uff0b25\u00d721)\u00d79
3\uff0e507\u00f713\u00d763\uff0b498 4\uff0e723\uff0d(521\uff0b504)\u00f725
5\uff0e384\u00f712\uff0b23\u00d7371 6\uff0e(39\uff0d21)\u00d7(396\u00f76)
\uff081\uff09156\u00d7[(17.7-7.2)\u00f73] \uff082\uff09[37.85-\uff087.85+6.4\uff09] \u00d730

\uff083\uff0928\u00d7(5+969.9\u00f7318) \uff084\uff0981\u00f7[\uff0872-54\uff09\u00d79]
57\u00d712\uff0d560\u00f735 848\uff0d640\u00f716\u00d712

960\u00f7\uff081500\uff0d32\u00d745\uff09 [192\uff0d\uff0854\uff0b38\uff09]\u00d767
138\u00d725\u00d74 (13\u00d7125)\u00d7(3\u00d78) (12+24+80)\u00d750 704\u00d725 25\u00d732\u00d7125 32\u00d7(25+125)
178\u00d7101\uff0d178 84\u00d736+64\u00d784 75\u00d799+2\u00d775 83\u00d7102\uff0d83\u00d72 98\u00d7199
123\u00d718\uff0d123\u00d73+85\u00d7123 50\u00d7(34\u00d74)\u00d73 25\u00d7\uff0824+16\uff09 178\u00d799+178
79\u00d742+79+79\u00d757 7300\u00f725\u00f74 8100\u00f74\u00f775 75\u00d727+19\u00d72 5 31\u00d7870+13\u00d7310

60 + 7/35 + 35 × 60.09 - 9.35 = 2154
60 + 7/35 + 35 × 60.29 - 29.35 = 2141
60 + 7/35 + 35 × 60.49 - 49.35 = 2128
60 + 7/35 + 35 × 60.69 - 69.35 = 2115
60 + 7/35 + 35 × 60.89 - 89.35 = 2102
60 + 7/70 + 70 × 60.08 - 8.7 = 4257
60 + 7/70 + 70 × 60.18 - 18.7 = 4254
60 + 7/70 + 70 × 60.28 - 28.7 = 4251
60 + 7/70 + 70 × 60.38 - 38.7 = 4248
60 + 7/70 + 70 × 60.48 - 48.7 = 4245
60 + 7/70 + 70 × 60.58 - 58.7 = 4242
60 + 7/70 + 70 × 60.68 - 68.7 = 4239
60 + 7/70 + 70 × 60.78 - 78.7 = 4236
60 + 7/70 + 70 × 60.88 - 88.7 = 4233
60 + 7/70 + 70 × 60.98 - 98.7 = 4230
60 + 8/10 + 10 × 60.03 - 3.1 = 658
60 + 8/10 + 10 × 60.13 - 13.1 = 649
60 + 8/10 + 10 × 60.23 - 23.1 = 640
60 + 8/10 + 10 × 60.33 - 33.1 = 631
60 + 8/10 + 10 × 60.43 - 43.1 = 622
60 + 8/10 + 10 × 60.53 - 53.1 = 613
60 + 8/10 + 10 × 60.63 - 63.1 = 604
60 + 8/10 + 10 × 60.73 - 73.1 = 595
60 + 8/10 + 10 × 60.83 - 83.1 = 586
60 + 8/10 + 10 × 60.93 - 93.1 = 577
60 + 8/20 + 20 × 60.04 - 4.2 = 1257
60 + 8/20 + 20 × 60.09 - 9.2 = 1253
60 + 8/20 + 20 × 60.14 - 14.2 = 1249
60 + 8/20 + 20 × 60.19 - 19.2 = 1245
60 + 8/20 + 20 × 60.24 - 24.2 = 1241
60 + 8/20 + 20 × 60.29 - 29.2 = 1237
60 + 8/20 + 20 × 60.34 - 34.2 = 1233
60 + 8/20 + 20 × 60.39 - 39.2 = 1229
60 + 8/20 + 20 × 60.44 - 44.2 = 1225
60 + 8/20 + 20 × 60.49 - 49.2 = 1221
60 + 8/20 + 20 × 60.54 - 54.2 = 1217
60 + 8/20 + 20 × 60.59 - 59.2 = 1213
60 + 8/20 + 20 × 60.64 - 64.2 = 1209
60 + 8/20 + 20 × 60.69 - 69.2 = 1205
60 + 8/20 + 20 × 60.74 - 74.2 = 1201
60 + 8/20 + 20 × 60.79 - 79.2 = 1197
60 + 8/20 + 20 × 60.84 - 84.2 = 1193
60 + 8/20 + 20 × 60.89 - 89.2 = 1189
60 + 8/20 + 20 × 60.94 - 94.2 = 1185
60 + 8/20 + 20 × 60.99 - 99.2 = 1181
60 + 8/40 + 40 × 60.03 - 3.4 = 2458
60 + 8/40 + 40 × 60.08 - 8.4 = 2455
60 + 8/40 + 40 × 60.13 - 13.4 = 2452
60 + 8/40 + 40 × 60.18 - 18.4 = 2449
60 + 8/40 + 40 × 60.23 - 23.4 = 2446
60 + 8/40 + 40 × 60.28 - 28.4 = 2443
60 + 8/40 + 40 × 60.33 - 33.4 = 2440
60 + 8/40 + 40 × 60.38 - 38.4 = 2437
60 + 8/40 + 40 × 60.43 - 43.4 = 2434
60 + 8/40 + 40 × 60.48 - 48.4 = 2431

60 + 4/20 + 20×60.05-5.2 = 1256
60 + 4/20 + 20×60.1-10.2 = 1252
60 + 4/20 + 20×60.15-15.2 = 1248
60 + 4/20 + 20×60.2-20.2 = 1244
60 + 4/20 + 20×60.25-25.2 = 1240
60 + 4/20 + 20×60.3-30.2 = 1236
60 + 4/20 + 20×60.35-35.2 = 1232
60 + 4/20 + 20×60.4-40.2 = 1228
60 + 4/20 + 20×60.45-45.2 = 1224
60 + 4/20 + 20×60.5-50.2 = 1220
60 + 4/20 + 20×60.55-55.2 = 1216
60 + 4/20 + 20×60.6-60.2 = 1212
60 + 4/20 + 20×60.65-65.2 = 1208
60 + 4/20 + 20×60.7-70.2 = 1204
60 + 4/20 + 20×60.75-75.2 = 1200
60 + 4/20 + 20×60.8-80.2 = 1196
60 + 4/20 + 20×60.85-85.2 = 1192
60 + 4/20 + 20×60.9-90.2 = 1188
60 + 4/20 + 20×60.95-95.2 = 1184
60 + 5/10 + 10×60.01-1.1 = 659.5
60 + 5/10 + 10×60.02-2.1 = 658.6
60 + 5/10 + 10×60.03-3.1 = 657.7
60 + 5/10 + 10×60.04-4.1 = 656.8
60 + 5/10 + 10×60.05-5.1 = 655.9
60 + 5/10 + 10×60.07-7.1 = 654.1
60 + 5/10 + 10×60.08-8.1 = 653.2
60 + 5/10 + 10×60.09-9.1 = 652.3
60 + 5/10 + 10×60.1-10.1 = 651.4
60 + 5/10 + 10×60.11-11.1 = 650.5
60 + 5/10 + 10×60.12-12.1 = 649.6
60 + 5/10 + 10×60.13-13.1 = 648.7
60 + 5/10 + 10×60.14-14.1 = 647.8
60 + 5/10 + 10×60.15-15.1 = 646.9
60 + 5/10 + 10×60.17-17.1 = 645.1
60 + 5/10 + 10×60.18-18.1 = 644.2
60 + 5/10 + 10×60.19-19.1 = 643.3
60 + 5/10 + 10×60.2-20.1 = 642.4
60 + 5/10 + 10×60.21-21.1 = 641.5
60 + 5/10 + 10×60.22-22.1 = 640.6
60 + 5/10 + 10×60.23-23.1 = 639.7
60 + 5/10 + 10×60.24-24.1 = 638.8
60 + 5/10 + 10×60.25-25.1 = 637.9
60 + 5/10 + 10×60.27-27.1 = 636.1
60 + 5/10 + 10×60.28-28.1 = 635.2
60 + 5/10 + 10×60.29-29.1 = 634.3
60 + 5/10 + 10×60.3-30.1 = 633.4
60 + 5/10 + 10×60.31-31.1 = 632.5
60 + 5/10 + 10×60.32-32.1 = 631.6
60 + 5/10 + 10×60.33-33.1 = 630.7
60 + 5/10 + 10×60.34-34.1 = 629.8
60 + 5/10 + 10×60.35-35.1 = 628.9
60 + 5/10 + 10×60.37-37.1 = 627.1
60 + 5/10 + 10×60.38-38.1 = 626.2
60 + 5/10 + 10×60.39-39.1 = 625.3
60 + 5/10 + 10×60.4-40.1 = 624.4
60 + 5/10 + 10×60.41-41.1 = 623.5



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