初中有理数例题100题
答:(1) (-9)-(-13)+(-20)+(-2)(2) 3+13-(-7)/6 (3) (-2)-8-14-13 (4) (-7)*(-1)/7+8 (5) (-11)*4-(-18)/18 (6) 4+(-11)-1/(-3)(7) (-17)-6-16/(-18)(8) 5/7+(-1)-(-8)(9) (-1)*(-1)+15+1 (10) 3-(-5)*3/(-15)(11) 6*(...
答:(1) (-9)-(-13)+(-20)+(-2)(2) 3+13-(-7)/6 (3) (-2)-8-14-13 (4) (-7)*(-1)/7+8 (5) (-11)*4-(-18)/18 (6) 4+(-11)-1/(-3)(7) (-17)-6-16/(-18)(8) 5/7+(-1)-(-8)(9) (-1)*(-1)+15+1 (10) 3-(-5)*3/(-15)(11) 6*(...
答:20、甲乙两人卖鸡蛋,甲的鸡蛋比乙多10个,可是全部卖出后的收入都是15元,如果甲的鸡蛋按乙的价格出售可卖18元,那么甲、乙各有多少个鸡蛋?[-|98|+76+(-87)]*23[56+(-75)-(7)]-(8+4+3) 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/...
答:1.125*3+125*5+25*3+25 2.9999*3+101*11*(101-92)3.(23/4-3/4)*(3*6+2)4. 3/7 × 49/9 - 4/3 5. 8/9 × 15/36 + 1/27 6. 12× 5/6 – 2/9 ×3 7. 8× 5/4 + 1/4 8. 6÷ 3/8 – 3/8 ÷6 9. 4/7 × 5/9 + 3/7 × 5/9 10. 5/2...
答:(三)判断题: (1)两数之积为正,那么这两数一定都是正数; (2)两数之积为负,那么这两个数异号; (3)几个有理数相乘,当因数有偶数个时,积为正; (4)几个有理数相乘,当积为负数时,负因数有奇数个; (5)积比每个因数都大. 练习(四)(B级) (一)计算题: (1)(-4)(+6)(-7) (2)(-27)(-25...
答:75÷〔138÷(100-54)〕85×(95-1440÷24)80400-(4300+870÷15)240×78÷(154-115)1437×27+27×563 〔75-(12+18)〕÷15 2160÷〔(83-79)×18〕280+840÷24×5 325÷13×(266-250)85×(95-1440÷24)58870÷(105+20×2)1437×27+27×563 81432÷(13×52+78)[37...
答:-38)+52+118+(-62)= (-32)+68+(-29)+(-68)= (-21)+251+21+(-151)= 12+35+(-23)+0= (-6)+8+(-4)+12 = 27+(-26)+33+(-27)12+35+(-23)+0= 39+[-23]+0+[-16]= [-18]+29+[-52]+60= [-3]+[-2]+[-1]+0+...
答:有理数的乘方运算100道如下:1.(2/3)^2=4/9;2.(-5/6)^3=-125/216;3.(1/2)^4=1/16;4.(3/4)^5=243/1024;5.(-2/5)^2=4/25;6.(7/8)^3=343/512;7.(1/3)^4=1/81;8.(-4/7)^5=-1024/16807;9.(2/5)^3=8/125;10.(-3/4)^2=9/16;11.(5/6)...
答:(-7.1) ×〔(-3)×(-5)〕÷2 -2.5×(-4.8)×(0.09)÷(-0.27)127+352+73+44×(-2)89×276+(-135)-33 25×71+75÷29 -88÷(-2)243+89+111+57 9405-2940÷28×21 920-1680÷40÷7 690+47×52-398 148+3328÷64-75 360×24÷32+730 2100-94+48×54 51+(2304-...
答:(2) 3+13-(-7)/6 (3) (-2)-8-14-13 (4) (-7)*(-1)/7+8 (5) (-11)*4-(-18)/18 (6) 4+(-11)-1/(-3)(7) (-17)-6-16/(-18)(8) 5/7+(-1)-(-8)(9) (-1)*(-1)+15+1 (10) 3-(-5)*3/(-15)(11) 6*(-14)-(-14)+(-13)(12) (-15)*...
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蒲园18363972831:
初一数学有理数计算题100道 -
43334元类
:[答案] [-|98|+76+(-87)]*23[56+(-75)-(7)]-(8+4+3) 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)*(-1...
蒲园18363972831:
初一有理数口算题100道求求大家了,给小弟100道口算题吧,做起来越方便越好的那种口算, -
43334元类
:[答案] 2 * 4 = ( ) 8 - 1 = ( ) 10 + 54 = ( ) 64 - 5 = ( ) 2 + 64 = ( ) 1 * 8 = ( ) 22 - 7 = ( ) 39 - 23 = ( ) 82 - 78 = ( ) 3 * 5 = ( ) 47 + 25 = ( ) 57 + 43 = ( ) 8 * 1 = ( ) 5 + 28 = ( ) 5 + 43 = ( ) 62 - 60 = ( ) 2 * 8 = ( ) 2 + 35 = ( ) 68 - 15 = ( ) 2 * 8 = ( ) 1 * 7 = ( ) 17 + 7 = ( ) 3 * 9 ...
蒲园18363972831:
求100道初一有理数混合计算,例:5.6+(0.9)+4.4+( - 8.1)+( - 1);1/3+( - 3/4)+(2/3)+( - 8.25);2/3x( - 1/2)x( - 16/3)x( - 6/5)不要除法,要加减乘法!谢谢各位叔叔阿姨哥哥... -
43334元类
:[答案] -18-19*5 75-2 -3 +1 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) 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 1/2-(-4/15)/2/3 (-5)-(+3)+(-9)-(-7) (-5)+(+8...
蒲园18363972831:
初一有理数加减法计算题 超急!不要难题 100道 -
43334元类
:[答案] 1、(+16)+(-29)-(-7)-(+11)+(+9) 2、(-3.1)-(-4.5)+(4.4)-(+1.3)+(2.5) 3、(+1/2)-(+5)+(-1/3)+(+1/4)+(+5 2/3) 4、(-2 2/5)-(-4.7)-(+0.5)+(+2.4)+(-3.2)
蒲园18363972831:
初一上册有理数计算题15到100道 -
43334元类
:[答案] (1) (-9)-(-13)+(-20)+(-2) (2) 3+13-(-7)/6 (3) (-2)-8-14-13 (4) (-7)*(-1)/7+8 (5) (-11)*4-(-18)/18 (6) 4+(-11)-1/(-3) (7) (-17)-6-16/(-18) (8) 5/7+(-1)-(-8) (9) (-1)*(-1)+15+1 (10) 3-(-5)*3/(-15) (11) 6*(-14)-(-14)+(-13) (12) (-15)*(-13)-(-17)-(-4) (13) (-20)/13/(-7)+11 (...
蒲园18363972831:
初一上100道有理数计算题带答案,谢谢~~~~~~~~~~~~~~~~~~~~~~~~~~~~~要有理数的哈,多一点乘方哟!thank you!!!!!!!!!! 不要抄袭呀!! -
43334元类
:[答案] 2006*(1-1/2)(1-1/3)(1-1/4)...(1-1/2005)(1-1/2006) =2006*(1/2)(2/3)(3/4)...(2004/2005)(2005/2006) =2006*(1/2006) =1 [-|98|+76+(-87)]*23[56+(-75)-(7)]-(8+4+3) 5+21*8/2-6-59 68/21-8-11*8+61 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 ...
蒲园18363972831:
急需初一数学有理数加减混合运算100题不要太简单的整数的, -
43334元类
:[答案] [-|98|+76+(-87)]*23[56+(-75)-(7)]-(8+4+3) 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+...
蒲园18363972831:
学霸们,帮我出100道初一有理数加法或减法题 四个数 只能是小数 分数 .学霸们,帮我出100道初一有理数加法或减法题 四个数 只能是小数 分数 ..要过... -
43334元类
:[答案] 100道太多,采纳太少
蒲园18363972831:
有理数的计算(请出题)请给出100道有理数的计算题题目.分类如下:1、多个加数的加法运算(10道)2、多个减数的减法运算(10道)3、多个因数的乘法... -
43334元类
:[答案] (1)7.2-(-5)+83+(-0.7) (2)8+(-6.45)-42+91 (3)(-20)+(+3)-(-5)-7 (4)(-8)+10+2-57 (5)5.9+8.4-(-78)+(-3.8) (6)4.8-(-69)+6.5-(-77) (7)(-8)-61-(31)+(-2.9) (8)9.3+(-7.2)-(+3)+5.2 (9)(-5)+13-(-5.8)-(-54) (10)(+13)-9.6+(-20) 1.)(1/3 + 1/4 - 1/6)X 24=(7/12-1/6)X24=5/12...
蒲园18363972831:
求初一100道有理数混合运算 120整式加减 120解方程不要太难,也不要太简单 -
43334元类
:[答案] 初一数学有理数的混合运算练习 【同步达纲练习】(时间45分钟,满分100分)1.计算题:(10′*5=50′)(1)3.28-4.76+1 - ; (2)2.75-2 -3 +1 ; (3)42÷(-1 )-1 ÷(-0.125); (4)(-48) ÷82-(-25) ÷(...