3.2×(1.25+0.25)巧算
7个回答
3.2×(1.25+0.25)
=3.2×(5/4+1/4)
=3.2×3/2
=1.6×3
=4.8
相关问题
3.2×25÷0.125怎么巧算?
1.25×0.2×2.5怎么巧算,快
1.25×(8.8×0.7) 巧算
1.25×4.8×0.15 巧算
25×78-25+25×23巧算
51.6÷[(3.4-1.25)×0.8]巧算
0.25×5.78×4怎么巧算
(12.5+1.25+0.125)×8的巧算
2.98*1.25*(4-0.8)*0.25怎么巧算