巧算:2.2*0.4*1.25*2.6 1.625+2.625+3.625+…+80.625 5.5*6.6+6.6*7.7+7.7*8.8+8.8*9.9
来源:学生作业帮助网 编辑:六六作业网 时间:2024/11/08 11:56:16
巧算:2.2*0.4*1.25*2.61.625+2.625+3.625+…+80.6255.5*6.6+6.6*7.7+7.7*8.8+8.8*9.9巧算:2.2*0.4*1.25*2.61.625
巧算:2.2*0.4*1.25*2.6 1.625+2.625+3.625+…+80.625 5.5*6.6+6.6*7.7+7.7*8.8+8.8*9.9
巧算:2.2*0.4*1.25*2.6 1.625+2.625+3.625+…+80.625 5.5*6.6+6.6*7.7+7.7*8.8+8.8*9.9
巧算:2.2*0.4*1.25*2.6 1.625+2.625+3.625+…+80.625 5.5*6.6+6.6*7.7+7.7*8.8+8.8*9.9
2.2*0.4*1.25*2.6=1.1*0.8*1.25*2.6=1.1*2.6=2.86
1.625+2.625+3.625+…+80.625 =1+2+……+80+0.625*80
5.5*6.6+6.6*7.7+7.7*8.8+8.8*9.9=1.21*(5*6+6*7+7*8+8*9)
巧算:2.2*0.4*1.25*2.6 1.625+2.625+3.625+…+80.625 5.5*6.6+6.6*7.7+7.7*8.8+8.8*9.9
0.4*(1.25+2.5)*8巧算
2.6÷1.25列算式 巧算
巧算(12.25+1.25)×(0.4×80+5×1.6)
79*1.25巧算
3.2×(1.25+0.25)巧算
5.6÷1.25巧算
(0.5+1.25)×1.6 巧算
巧算:1.25*1.6*2.5
1.25×4.8×0.15 巧算
1.25×(8.8×0.7) 巧算
2.5*1.25*6.4巧算
1.6×2.5×1.25巧算
0.25*0.64*1.25巧算
简便拖式计算:0.4*5.2+五分之二*2.2+40%*2.6
0.4+9.6*0.32巧算
0.4+9.6*0.32巧算
-3.75+2.6+(-1.25)+(-5.6)