跪求！六年级脱式计算50道！ 六年级上册脱式计算五十道
6\u5e74\u7ea7\u5206\u6570\u8131\u5f0f\u8ba1\u7b97\u989850\u9053\u3002\u4e0b\u8f7d\u4f5c\u4e1a\u5e2e\u641c\u7d22\u3002
(1/69+2/71)\u00d723+25\u00f771 =1/69*23+2/71*23+25/71 =1/3+(46/71+25/71) =1/3+1 =4/3
2.(1+1/2)\u00d7(1-1/2)\u00d7(1+1/3)\u00d7(1-1/3)\u00d7........\u00d7(1+1/9)\u00d7(1-1/9) =3/2*1/2*4/3*2/3...*10/9*8/9 =1/2*10/9(\u4e2d\u95f4\u7684\u90fd\u7ea6\u53bb\u4e86) =5/9
3.1/2\u00d73+1/3\u00d74+.......+1/19\u00d720 =1/2-1/3+1/3-1/4+...+1/19-1/20 =1/2-1/20 =9/20
4.1/27+505/2727+131313/272727 =1/27+5*101/(27*101)+13*10101/(27*10101) =1/27+5/27+13/27 =19/27
5.100-98+96-94+....+4-2 =(100-98)+(96-94)+...(4-2) =2+2+...+2(\u5171\u670925\u4e2a) =2*25 =50
\u4e94\u5341\u4e8c\u53c8\u4e8c\u5341\u4e94\u5206\u4e4b\u5341\u4e00\u00d779.45+159\u00d747.56+\u4e03\u5341\u4e5d\u53c8\u4e8c\u5341\u5206\u4e4b\u5341\u4e00\u00d752.44 =52.44\u00d779.45+159\u00d747.56+79.55\u00d752.44 =52.44\u00d7(79.45+79.55)+159\u00d747.56 =52.44\u00d7159+159\u00d747.56 =159\u00d7(52.44+47.56) =159\u00d7100 =15900 3)2002+2001-2000-1999+1998+1997-1996-1995+\u2026\u2026+2+1 =(2002-2000)+(2001-1999)+(1998-1996)+(1997-1995)+\u2026\u2026+(6-4)+(5-3)+2+1 =2+2+2+2+\u2026\u2026+2+2(\u4ece3-2002\u51712000\u4e2a\u6570\uff0c\u6240\u4ee5\u67091000\u4e2a2)+2+1 =1000\u00d72+2+1 =2003 4\uff0c5\u4e24\u9898\u5747\u7528\u5230\u4e00\u4e2a\u8f6c\u6362\u5f0f1/(A\u00d7B)=1/(B-A)\u00d7(1/A-1/B) \u59821/15=1/(3\u00d75)=1/(5-3)\u00d7(1/3-1/5)=1/2\u00d7(2/15)=1/15\u53ef\u9a8c\u8bc1\u4e00\u4e0b 4)(1\u00d72\u5206\u4e4b\u4e00)+(2\u00d73\u5206\u4e4b\u4e00)+(3\u00d74\u5206\u4e4b\u4e00)+\u2026\u2026+(10\u00d711\u5206\u4e4b\u4e00) =1/(1\u00d72)+1/(2\u00d73)+1/(3\u00d74)+\u2026\u2026+1/(10\u00d711) =(1-1/2)+(1/2 - 1/3)+(1/3 - 1/4)+\u2026\u2026+(1/10 - 1/11) =1-1/11 =10/11 5)\u4e09\u5206\u4e4b\u4e00+\u5341\u4e94\u5206\u4e4b\u4e00+\u4e09\u5341\u4e94\u5206\u4e4b\u4e00+\u516d\u5341\u4e09\u5206\u4e4b\u4e00+\u4e5d\u5341\u4e5d\u5206\u4e4b\u4e00 =1/(1\u00d73)+1/(3\u00d75)+1/(5\u00d77)+1/(7\u00d79)+1/(9\u00d711) =1/2\u00d7(1-1/3)+1/2\u00d7(1/3-1/5)+1/2\u00d7(1/5-1/7)+1/2\u00d7(1/7-1/9)+1/2\u00d7(1/9-1/11) =1/2\u00d7(1 - 1/3 + 1/3 - 1/5 + 1/5 - 1/7 + 1/7 - 1/9 + 1/9 - 1/11) =1/2\u00d7(1-1/11) =1/2\u00d710/11 =5/11 6)\u4e00\u53c8\u4e8c\u5206\u4e4b\u4e00-\u516d\u5206\u4e4b\u4e94+\u5341\u4e8c\u5206\u4e4b\u4e03-\u4e8c\u5341\u5206\u4e4b\u4e5d+\u4e09\u5341\u5206\u4e4b\u5341\u4e00-\u56db\u5341\u4e8c\u5206\u4e4b\u5341\u4e09+\u4e94\u5341\u516d\u5206\u4e4b\u5341\u4e94 (\u6839\u636e\u63d0\u793a\uff0c1\u53c81/2=1+1/2\uff0c+1/2+1/3=5/6\u2026\u2026) =(1+1/2)-(1/2+1/3)+(1/3+1/4)-(1/4+1/5)+(1/5+1/6)-(1/6+1/7)+(1/7+1/8) =1+ 1/2 - 1/2 - 1/3 + 1/3 + 1/4 - 1/4 - 1/5 + 1/5 + 1/6 - 1/6 - 1/7 + 1/7 + 1/8 =1+1/8 =9/8 2010-2-8 20:141.125*3+125*5+25*3+25 2.9999*3+101*11*(101-92) 3.(23/4-3/4)*(3*6+2) 4. 3/7 \u00d7 49/9 - 4/3 5. 8/9 \u00d7 15/36 + 1/27 6. 12\u00d7 5/6 \u2013 2/9 \u00d73 7. 8\u00d7 5/4 + 1/4 8. 6\u00f7 3/8 \u2013 3/8 \u00f76 9. 4/7 \u00d7 5/9 + 3/7 \u00d7 5/9 10. 5/2 -( 3/2 + 4/5 ) 11. 7/8 + ( 1/8 + 1/9 ) 12. 9 \u00d7 5/6 + 5/6 13. 3/4 \u00d7 8/9 - 1/3 14. 7 \u00d7 5/49 + 3/14 15. 6 \u00d7( 1/2 + 2/3 ) 16. 8 \u00d7 4/5 + 8 \u00d7 11/5 17. 31 \u00d7 5/6 \u2013 5/6 18. 9/7 - ( 2/7 \u2013 10/21 ) 19. 5/9 \u00d7 18 \u2013 14 \u00d7 2/7 20. 4/5 \u00d7 25/16 + 2/3 \u00d7 3/4 21. 14 \u00d7 8/7 \u2013 5/6 \u00d7 12/15 22. 17/32 \u2013 3/4 \u00d7 9/24 23. 3 \u00d7 2/9 + 1/3 24. 5/7 \u00d7 3/25 + 3/7 25. 3/14 \u00d7\u00d7 2/3 + 1/6 26. 1/5 \u00d7 2/3 + 5/6 27. 9/22 + 1/11 \u00f7 1/2 28. 5/3 \u00d7 11/5 + 4/3 29. 45 \u00d7 2/3 + 1/3 \u00d7 15 30. 7/19 + 12/19 \u00d7 5/6 31. 1/4 + 3/4 \u00f7 2/3 32. 8/7 \u00d7 21/16 + 1/2 33. 101 \u00d7 1/5 \u2013 1/5 \u00d7 21 34.50+160\u00f740 35.120-144\u00f718+35 36.347+45\u00d72-4160\u00f752 37(58+37)\u00f7(64-9\u00d75) 38.95\u00f7(64-45) 39.178-145\u00f75\u00d76+42 40.812-700\u00f7(9+31\u00d711) 41.85+14\u00d7(14+208\u00f726) 43.120-36\u00d74\u00f718+35 44.(58+37)\u00f7(64-9\u00d75) 45.(6.8-6.8\u00d70.55)\u00f78.5 46.0.12\u00d7 4.8\u00f70.12\u00d74.8 47.(3.2\u00d71.5+2.5)\u00f71.6 48.6-1.6\u00f74= 5.38+7.85-5.37= 49.7.2\u00f70.8-1.2\u00d75= 6-1.19\u00d73-0.43= 50.6.5\u00d7(4.8-1.2\u00d74)= 51.5.8\u00d7(3.87-0.13)+4.2\u00d73.74 52.32.52-(6+9.728\u00f73.2)\u00d72.5 53.[(7.1-5.6)\u00d70.9-1.15] \u00f72.5 54.5.4\u00f7[2.6\u00d7(3.7-2.9)+0.62] 55.12\u00d76\u00f7(12-7.2)-6 56.12\u00d76\u00f77.2-6 57.0.68\u00d71.9+0.32\u00d71.9 58.58+370)\u00f7(64-45) 59.420+580-64\u00d721\u00f728 60.136+6\u00d7(65-345\u00f723) 15-10.75\u00d70.4-5.7 62.18.1+(3-0.299\u00f70.23)\u00d71 63.(6.8-6.8\u00d70.55)\u00f78.5 64.0.12\u00d7 4.8\u00f70.12\u00d74.8 65.(3.2\u00d71.5+2.5)\u00f71.6 66.3.2\u00d76+(1.5+2.5)\u00f71.6 67.0.68\u00d71.9+0.32\u00d71.9 68.10.15-10.75\u00d70.4-5.7 69.5.8\u00d7(3.87-0.13)+4.2\u00d73.74 70.32.52-(6+9.728\u00f73.2)\u00d72.5 71.[(7.1-5.6)\u00d70.9-1.15] \u00f72.5 72.5.4\u00f7[2.6\u00d7(3.7-2.9)+0.62] 73.12\u00d76\u00f7(12-7.2)-6 74.12\u00d76\u00f77.2-6 75.33.02-(148.4-90.85)\u00f72.5 1) 76.(25%-695%-12%)*36 77./4*3/5+3/4*2/5 78.1-1/4+8/9/7/9 79.+1/6/3/24+2/21 80./15*3/5 81.3/4/9/10-1/6 82./3+1/2)/5/6-1/3]/1/7 83./5+3/5/2+3/4 84.(2-2/3/1/2)]*2/5 85.+5268.32-2569 86.3+456-52*8 87.5%+6325 88./2+1/3+1/4 2) 89+456-78 3) 5%+. 3/7 \u00d7 49/9 - 4/3 4) 9 \u00d7 15/36 + 1/27 5) 2\u00d7 5/6 \u2013 2/9 \u00d73 6) 3\u00d7 5/4 + 1/4 7) 94\u00f7 3/8 \u2013 3/8 \u00f76 8) 95/7 \u00d7 5/9 + 3/7 \u00d7 5/9 9) 6/2 -( 3/2 + 4/5 ) 10) 8 + ( 1/8 + 1/9 ) 11) 8 \u00d7 5/6 + 5/6 12) 1/4 \u00d7 8/9 - 1/3 13) 10 \u00d7 5/49 + 3/14 14) 1.5 \u00d7( 1/2 + 2/3 ) 15) 2/9 \u00d7 4/5 + 8 \u00d7 11/5 16) 3.1 \u00d7 5/6 \u2013 5/6 17) 4/7 - ( 2/7 \u2013 10/21 ) 18) 19 \u00d7 18 \u2013 14 \u00d7 2/7 19) 5 \u00d7 25/16 + 2/3 \u00d7 3/4 20) 4 \u00d7 8/7 \u2013 5/6 \u00d7 12/15 21) 7/32 \u2013 3/4 \u00d7 9/24 22) 1\u3001 2/3\u00f71/2-1/4\u00d72/5 2\u3001 2-6/13\u00f79/26-2/3 3\u3001 2/9+1/2\u00f74/5+3/8 4\u3001 10\u00f75/9+1/6\u00d74 5\u3001 1/2\u00d72/5+9/10\u00f79/20 6\u3001 5/9\u00d73/10+2/7\u00f72/5 7\u3001 1/2+1/4\u00d74/5-1/8 8\u3001 3/4\u00d75/7\u00d74/3-1/2 9\u3001 23-8/9\u00d71/27\u00f71/27 10\u3001 8\u00d75/6+2/5\u00f74 11\u3001 1/2+3/4\u00d75/12\u00d74/5 12\u3001 8/9\u00d73/4-3/8\u00f73/4 13\u3001 5/8\u00f75/4+3/23\u00f79/11 23) 1.2\u00d72.5+0.8\u00d72.5 24) 8.9\u00d71.25-0.9\u00d71.25 25) 12.5\u00d77.4\u00d70.8 26) 9.9\u00d76.4-(2.5+0.24)(27) 6.5\u00d79.5+6.5\u00d70.5 0.35\u00d71.6+0.35\u00d73.4 0.25\u00d78.6\u00d74 6.72-3.28-1.72 0.45+6.37+4.55 5.4+6.9\u00d73-(25-2.5)2\u00d741846-620-380 4.8\u00d746+4.8\u00d754 0.8+0.8\u00d72.5 1.25\u00d73.6\u00d78\u00d72.5-12.5\u00d72.4 28\u00d712.5-12.5\u00d720 23.65-(3.07+3.65) (4+0.4\u00d70.25)8\u00d77\u00d71.25 1.65\u00d799+1.65 27.85-(7.85+3.4) 48\u00d71.25+50\u00d71.25\u00d70.2\u00d78 7.8\u00d79.9+0.78 (1010+309+4+681+6)\u00d712 3\u00d79146\u00d7782\u00d76\u00d7854 5.15\u00d77/8+6.1-0.60625 1. 3/7 \u00d7 49/9 - 4/3 2. 8/9 \u00d7 15/36 + 1/27 3. 12\u00d7 5/6 \u2013 2/9 \u00d73 4. 8\u00d7 5/4 + 1/4 5. 6\u00f7 3/8 \u2013 3/8 \u00f76 6. 4/7 \u00d7 5/9 + 3/7 \u00d7 5/9 7. 5/2 -( 3/2 + 4/5 ) 8. 7/8 + ( 1/8 + 1/9 ) 9. 9 \u00d7 5/6 + 5/6 10. 3/4 \u00d7 8/9 - 1/3 11. 7 \u00d7 5/49 + 3/14 12. 6 \u00d7( 1/2 + 2/3 ) 13. 8 \u00d7 4/5 + 8 \u00d7 11/5 14. 31 \u00d7 5/6 \u2013 5/6 15. 9/7 - ( 2/7 \u2013 10/21 ) 16. 5/9 \u00d7 18 \u2013 14 \u00d7 2/7 17. 4/5 \u00d7 25/16 + 2/3 \u00d7 3/4 18. 14 \u00d7 8/7 \u2013 5/6 \u00d7 12/15 19. 17/32 \u2013 3/4 \u00d7 9/24 20. 3 \u00d7 2/9 + 1/3 21. 5/7 \u00d7 3/25 + 3/7 22. 3/14 \u00d7 2/3 + 1/6 23. 1/5 \u00d7 2/3 + 5/6 24. 9/22 + 1/11 \u00f7 1/2 25. 5/3 \u00d7 11/5 + 4/3 26. 45 \u00d7 2/3 + 1/3 \u00d7 15 27. 7/19 + 12/19 \u00d7 5/6 28. 1/4 + 3/4 \u00f7 2/3 29. 8/7 \u00d7 21/16 + 1/2 30. 101 \u00d7 1/5 \u2013 1/5 \u00d7 21 31.50+160\u00f740 (58+370)\u00f7(64-45) 32.120-144\u00f718+35 33.347+45\u00d72-4160\u00f752 34(58+37)\u00f7(64-9\u00d75) 35.95\u00f7(64-45) 36.178-145\u00f75\u00d76+42 420+580-64\u00d721\u00f728 37.812-700\u00f7(9+31\u00d711) (136+64)\u00d7(65-345\u00f723) 38.85+14\u00d7(14+208\u00f726) 39.(284+16)\u00d7(512-8208\u00f718) 40.120-36\u00d74\u00f718+35 41.(58+37)\u00f7(64-9\u00d75) 42.(6.8-6.8\u00d70.55)\u00f78.5 43.0.12\u00d7 4.8\u00f70.12\u00d74.8 44.(3.2\u00d71.5+2.5)\u00f71.6 (2)3.2\u00d7(1.5+2.5)\u00f71.6 45.6-1.6\u00f74= 5.38+7.85-5.37= 46.7.2\u00f70.8-1.2\u00d75= 6-1.19\u00d73-0.43= 47.6.5\u00d7(4.8-1.2\u00d74)= 0.68\u00d71.9+0.32\u00d71.9 48.10.15-10.75\u00d70.4-5.7 49.5.8\u00d7(3.87-0.13)+4.2\u00d73.74 50.32.52-(6+9.728\u00f73.2)\u00d72.5 51.[(7.1-5.6)\u00d70.9-1.15] \u00f72.5 52.5.4\u00f7[2.6\u00d7(3.7-2.9)+0.62] 53.12\u00d76\u00f7(12-7.2)-6 (4)12\u00d76\u00f77.2-6 102\u00d74.5 7.8\u00d76.9+2.2\u00d76.9 5.6\u00d70.25 8\u00d7(20-1.25) 1)127+352+73+44 (2)89+276+135+33 (1)25+71+75+29 +88 (2)243+89+111+57 9405-2940\u00f728\u00d721 920-1680\u00f740\u00f77 690+47\u00d752-398 148+3328\u00f764-75 360\u00d724\u00f732+730 2100-94+48\u00d754 51+(2304-2042)\u00d723 4215+(4361-716)\u00f781 (247+18)\u00d727\u00f725 36-720\u00f7(360\u00f718) 1080\u00f7(63-54)\u00d780 (528+912)\u00d75-6178 8528\u00f741\u00d738-904 264+318-8280\u00f769 (174+209)\u00d726- 9000 814-(278+322)\u00f715 1406+735\u00d79\u00f745 3168-7828\u00f738+504 796-5040\u00f7(630\u00f77) 285+(3000-372)\u00f736 1+5/6-19/12 3x(-9)+7x(-9 (-54)x1/6x(-1/3) 1.18.1+(3-0.299\u00f70.23)\u00d71 2.(6.8-6.8\u00d70.55)\u00f78.5 3.0.12\u00d7 4.8\u00f70.12\u00d74.8 4.(3.2\u00d71.5+2.5)\u00f71.6 (2)3.2\u00d7(1.5+2.5)\u00f71.6 5.6-1.6\u00f74= 5.38+7.85-5.37= 6.7.2\u00f70.8-1.2\u00d75= 6-1.19\u00d73-0.43= 7.6.5\u00d7(4.8-1.2\u00d74)= 0.68\u00d71.9+0.32\u00d71.9 8.10.15-10.75\u00d70.4-5.7 9.5.8\u00d7(3.87-0.13)+4.2\u00d73.74 10.32.52-(6+9.728\u00f73.2)\u00d72.5 11.[(7.1-5.6)\u00d70.9-1.15] \u00f72.5 12.5.4\u00f7[2.6\u00d7(3.7-2.9)+0.62] 13.12\u00d76\u00f7(12-7.2)-6 14.12\u00d76\u00f77.2-6 15.33.02-(148.4-90.85)\u00f72.5
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) [37.85-（7.85+6.4）] ×30
156×[(17.7-7.2)÷3] （947－599）＋76×64
36×(913－276÷23) [192－（54＋38）]×67
[（7.1-5.6）×0.9-1.15]÷2.5 81432÷(13×52＋78)
5.4÷[2.6×（3.7-2.9）+0.62] （947－599）＋76×64 60－(9.5＋28.9)]÷0.18 2.881÷0.43－0.24×3.5 20×[(2.44－1.8)÷0.4＋0.15] 28-(3.4 1.25×2.4) 0.8×〔15.5-(3.21 5.79)〕 （31.8 3.2×4）÷5 194－64.8÷1.8×0.9 36.72÷4.25×9.9 3.416÷（0.016×35） 0.8×[(10－6.76)÷1.2]
（136+64）×（65-345÷23） (6.8-6.8×0.55)÷8.5
0.12× 4.8÷0.12×4.8 （58+37）÷（64-9×5）
812-700÷（9+31×11） （3.2×1.5+2.5）÷1.6
85+14×（14+208÷26） 120-36×4÷18+35
（284+16）×（512-8208÷18） 9.72×1.6-18.305÷7
4/7÷[1/3×（3/5-3/10）] （4/5+1/4）÷7/3+7/10
12.78－0÷（ 13.4＋156.6 ） 37.812-700÷（9+31×11） （136+64）×（65-345÷23） 3.2×（1.5+2.5）÷1.6
85+14×（14+208÷26） （58+37）÷（64-9×5）
(6.8-6.8×0.55)÷8.5 （284+16）×（512-8208÷18）
0.12× 4.8÷0.12×4.8 （3.2×1.5+2.5）÷1.6
120-36×4÷18+35 10.15-10.75×0.4-5.7
5.8×（3.87-0.13）+4.2×3.74 347+45×2-4160÷52
32.52-（6+9.728÷3.2）×2.5 87（58+37）÷（64-9×5）
[（7.1-5.6）×0.9-1.15] ÷2.5 （3.2×1.5+2.5）÷1.6
5.4÷[2.6×（3.7-2.9）+0.62] 12×6÷（12-7.2）-6
3.2×6+（1.5+2.5）÷1.6 （3.2×1.5+2.5）÷1.6
5.8×（3.87-0.13）+4.2×3.74
33.02－（148.4－90.85）÷2.5
1. 3/7 × 49/9 - 4/3
2. 8/9 × 15/36 + 1/27
3. 12× 5/6 – 2/9 ×3
4. 8× 5/4 + 1/4
5. 6÷ 3/8 – 3/8 ÷6
6. 4/7 × 5/9 + 3/7 × 5/9
7. 5/2 -（ 3/2 + 4/5 ）
8. 7/8 + （ 1/8 + 1/9 ）
9. 9 × 5/6 + 5/6
10. 3/4 × 8/9 - 1/3
11. 7 × 5/49 + 3/14
12. 6 ×（ 1/2 + 2/3 ）
13. 8 × 4/5 + 8 × 11/5
14. 31 × 5/6 – 5/6
15. 9/7 - （ 2/7 – 10/21 ）
16. 5/9 × 18 – 14 × 2/7
17. 4/5 × 25/16 + 2/3 × 3/4
18. 14 × 8/7 – 5/6 × 12/15
19. 17/32 – 3/4 × 9/24
20. 3 × 2/9 + 1/3
21. 5/7 × 3/25 + 3/7
22. 3/14 ×× 2/3 + 1/6
23. 1/5 × 2/3 + 5/6
24. 9/22 + 1/11 ÷ 1/2
25. 5/3 × 11/5 + 4/3
26. 45 × 2/3 + 1/3 × 15
27. 7/19 + 12/19 × 5/6
28. 1/4 + 3/4 ÷ 2/3
29. 8/7 × 21/16 + 1/2
30. 101 × 1/5 – 1/5 × 21
31.50＋160÷40 （58+370）÷（64-45）
32.120-144÷18+35
33.347+45×2-4160÷52
34（58+37）÷（64-9×5）
35.95÷（64-45）
36.178-145÷5×6+42 420+580-64×21÷28
37.812-700÷（9+31×11） （136+64）×（65-345÷23）
38.85+14×（14+208÷26）
39.（284+16）×（512-8208÷18）
40.120-36×4÷18+35
41.（58+37）÷（64-9×5）
42.(6.8-6.8×0.55)÷8.5
43.0.12× 4.8÷0.12×4.8
44.（3.2×1.5+2.5）÷1.6 （2）3.2×（1.5+2.5）÷1.6
45.6-1.6÷4= 5.38+7.85-5.37=
46.7.2÷0.8-1.2×5= 6-1.19×3-0.43=
47.6.5×（4.8-1.2×4）= 0.68×1.9+0.32×1.9
48.10.15-10.75×0.4-5.7
49.5.8×（3.87-0.13）+4.2×3.74
50.32.52-（6+9.728÷3.2）×2.5
51.[（7.1-5.6）×0.9-1.15] ÷2.5
52.5.4÷[2.6×（3.7-2.9）+0.62]
53.12×6÷（12-7.2）-6 （4）12×6÷7.2-6
绛旓細27= 53-25= 870脳30= 53脳6= 540-80= 40脳25= 720梅60-8= 20+80梅2= (62+28)脳6= 25脳4-23= 150脳(5+2)= 9脳40梅9= 900梅50-10= 720梅20梅2= 63+48+52= 304-167-33= 194+84+106= 786+125+75= 60脳8-40= 3000+98梅2= 640梅(4脳2)= 90脳(560梅70)= 300...
绛旓細1銆1.25脳(8+10)=1.25脳8+1.25脳10 =10+12.5 =22.5 2銆1.24+0.78+8.76 =(1.24+8.76)+0.78 =10+0.78 =10.78 3銆1/2-(4/5-1/2)=1/2+1/2-4/5 =1-4/5 =1/5 4銆4800梅25梅4 =4800梅(25x4)=4800梅100 =4800梅100 =48 5銆2/5-(3/8-3/5)=2/5+...
绛旓細79.+1/6/3/24+2/21 鍏勾绾ц劚寮忚绠棰樺甫绛旀鍟! :wenku.baidu./view/05d96928bd64783e09122b79. 璺眰...鍏勾绾ц劚寮忚绠楅甯︾瓟妗 1.45+15脳6= 135 2.250梅5脳8=400 3.6脳5梅2脳4=60 4.30脳3+8=98 5.400梅4+20脳5= 200 6.10+12梅3+20=34 7.(80梅20+80)梅4=21 8.70+(100-10脳5)=120...
绛旓細鑴卞紡璁＄畻鏄竴涓暟瀛﹀绉戞湳璇紝鍗閫掔瓑寮忚绠锛屾妸璁＄畻杩囩▼瀹屾暣鍐欏嚭鏉ョ殑杩愮畻锛屼篃灏辨槸鑴辩绔栧紡鐨勮绠椼備富瑕佹帉鎻＄殑鏄浣忚鍏堢畻涔樸侀櫎娉曪紝鍚庣畻鍔犮佸噺娉曘傚湪涔橀櫎娉曡繛缁ц绠楁椂涓紝瑕佹寜浠庡乏寰鍙崇殑椤哄簭渚濇璁＄畻銆傞亣鍒版嫭鍙凤紝瑕侀鍏堣绠楁嫭鍙峰唴閮ㄣ傚湪鑴卞紡杩囩▼涓鎸夎繍绠楅『搴忓垝鍑鸿繍绠楅『搴忕嚎锛岃繕瑕佸仛鍒扳滀笁鏍稿鈥濓紝涓...
绛旓細姝ｅソ50閬,铏界劧娌℃湁绛旀,浣嗗簲璇ュ彲浠ュ惂,6.9锛4.8锛3.1 0.456锛6.22锛3.78 15.89锛(6.75锛5.89)4.02锛5.4锛0.98 5.17锛1.8锛3.2 13.75锛(3.75锛6.48)3.68锛7.56锛2.68 7.85锛2.34锛0.85锛4.66 35.6锛1.8锛15.6锛7.2 3.82锛2.9锛0.18锛9.1 9.6锛4.8...
绛旓細31.50锛160梅40 锛58+370锛壝凤紙64-45锛32.120-144梅18+35 33.347+45脳2-4160梅52 34锛58+37锛壝凤紙64-9脳5锛35.95梅锛64-45锛36.178-145梅5脳6+42 420+580-64脳21梅28 37.812-700梅锛9+31脳11锛 锛136+64锛壝楋紙65-345梅23锛38.85+14脳锛14+208梅26锛39.锛284+16锛壝...
绛旓細2.8/9 脳 15/36 + 1/27 3.12脳 5/6 鈥 2/9 脳3 4.8脳 5/4 + 1/4 5.6梅 3/8 鈥 3/8 梅6 6.4/7 脳 5/9 + 3/7 脳 5/9 7.5/2 -锛 3/2 + 4/5 锛8.7/8 + 锛 1/8 + 1/9 锛9.9 脳 5/6 + 5/6 10.3/4 脳 8/9 - 1/3 11.7 脳 5/49 ...
绛旓細鍏勾绾涓婂唽鏁板涓紝鑴卞紡璁＄畻鏄竴涓噸瑕佺殑鐭ヨ瘑鐐广傝劚寮忚绠椾富瑕佹槸鎸囧皢鍚湁鏈煡鏁扮殑寮忓瓙涓殑鏈煡鏁伴兘璁＄畻鍑烘潵锛屽緱鍒版渶缁堢殑缁撴灉銆備笅闈㈡槸鍏勾绾т笂鍐屾暟瀛﹁劚寮忚绠楀強绛旀澶у叏锛1. 5x + 3 = 23 瑙ｏ細5x = 23 - 3 = 20 x = 20 梅 5 = 4 2. 8y - 11 = 37 瑙ｏ細8y = 37 + 11 = 48 y =...
绛旓細鍏勾绾鏁板搴旂敤棰61銆佷竴鏍圭怀闀4/5绫,鍏堢敤鍘1/4,鍙堢敤鍘1/4绫,涓鍏辩敤鍘诲灏戠背? 2銆佸北缇50鍙,缁电緤姣斿北缇婄殑 4/5澶3鍙,缁电緤鏈夊灏戝彧? 3銆佺湅涓鏈120椤电殑涔,宸茬湅鍏ㄤ功鐨 1/3,鍐嶇湅澶氬皯椤垫濂芥槸鍏ㄤ功鐨 5/6? 4銆佷竴鐡舵补4/5鍗冨厠,宸茬敤鍘3/10鍗冨厠,鍐嶇敤鍘诲灏戝崈鍏嬫濂芥槸杩欐《娌圭殑 1/2? 5銆佷竴琚嬪ぇ绫...
绛旓細鍏勾绾涓婂唽鏁板100閬鑴卞紡璁＄畻 甯︾瓟妗 浜.. 杩欐牱鐨勬暟瀛﹂鐩綘鑳＄紪涔遍犱篃寮勫緱鍑烘潵 绛旀涔熷彲浠ョ畻鐨 200閬撳叚骞寸骇涓婂唽鐨勮劚寮忚绠(甯︾瓟妗堢殑) 1銆 280+840梅24脳5 2銆 85脳(95-1440梅24) 3銆 58870梅(105+20脳2) 4銆 80400-(4300+870梅15) 5銆 1437脳27+27脳563 6銆 81432梅(13脳52+78) 7銆 125...
