12.5*(8+0.4)+25 巧算
来源:学生作业帮助网 编辑:六六作业网 时间:2024/11/06 02:37:10
12.5*(8+0.4)+25巧算12.5*(8+0.4)+25巧算12.5*(8+0.4)+25巧算12.5*(8+0.4)+25=12.5x8+12.5x0.4+25=100+5+25=13012
12.5*(8+0.4)+25 巧算
12.5*(8+0.4)+25 巧算
12.5*(8+0.4)+25 巧算
12.5*(8+0.4)+25
=12.5x8+12.5x0.4+25
=100+5+25
=130
12.5*8+12.5*0.4+12.5*2=130
12.5*(8+0.4)+25
=12.5x8+12.5x0.4+25
=100+5+25
=130
12.5*(8+0.4)+25 巧算
巧算:12.5×(80+0.4)×2.5
(12.5×3+12.5)×25×8简算
25x(40-8)x125巧算
0.4*(1.25+2.5)*8巧算
12.5x(80.8)x2.5巧算
12.5*(8+0.4)*2.5(递等式计算)
2.5*(8-0.4)*12.5简算
巧算 46+32+54 546+785-146 0.7+3.9+4.3+6.1 25*49*4 8* (36*125) 8*4*12.5*0.25 2.7*4.8+2.7*5.2905*99+90513*10.2
43.2除以8乘以12.5 递等式,巧算.
(5.8乘0.4+7.5乘0.4)乘2.5巧算
巧算 25×(16+7)×25
99.9 ×9.9(巧算) (12.5+2.5)×0.8(巧算)急死人.
(12.5+12.5)×25×8的简便算法
79乘以12.5巧算
7.9*12.5 巧算
9.6*0.25*12.5巧算
8.8×12.5 巧算