(3又3/11×25.8-3又3/11×16.76+18/55×19.6)×(1.25-7/12+5/36)
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/07/17 14:29:51
(3又3/11×25.8-3又3/11×16.76+18/55×19.6)×(1.25-7/12+5/36)
![(3又3/11×25.8-3又3/11×16.76+18/55×19.6)×(1.25-7/12+5/36)](/uploads/image/z/354920-32-0.jpg?t=%283%E5%8F%883%2F11%C3%9725.8-3%E5%8F%883%2F11%C3%9716.76%2B18%2F55%C3%9719.6%29%C3%97%281.25-7%2F12%2B5%2F36%29)
=(36/11*25.8-36/11*16.76+18/55*2*5*1.96)*(45/36-21/36+5/36)
=36/11*(25.8-16.76+1.96)*29/36
=36/11*11*29/36
=29
=36/11*(25.8-16.76+1.96)*29/36
=36/11*11*29/36
=29
(3又3/11×25.8-3又3/11×16.76+18/55×19.6)×(1.25-7/12+5/36)
(3又3/11×25.8-3又3/11×16.76+18/35×19.6)×(1.25-7/12+5/36)×1/29
8又4分之3-23又9分之7+12又12分之5+2又18分之11
找规律填空 1又1/4、3又2/9、5又3/16、7又5/25、9又8/36、11又13/49、( )
1又1/5+3又1/6+5又1/12+7又1/20+9又1/30+11又1/42 要简算
-5又1/3+2又11/12-16又1/4-3又5/6
巧算11又7分之3+12又4分之三+13又5分之4+14又6分之5-1又7分之3-2又4分之3-3又5分之4-4又6分之
10-9又5/6+8又7/12-7又9/20+6又11/30-5又13/42+4又15/56-3又17/72+2又19/
1+3又1/6+5又1/12+7又1/20+9又1/30+11又1/42+13又1/56+15又1/72+17又1/90
(3又7/11+1又12/13)/(1又5/11+10/13)
(3又3/5+1又5/7)*11又2/3除以(1又2/9—1又1/18)用简算
2又1/4,3又2/9,5又3/16,7又4/25,11又5/36,(),()求规律!