五年级分数简便运算100道带答案 五年级下册数学分数简便运算

1、4/9×3= 5÷1/3 = 1/2÷1/3 = 2/7×3/9 ÷2/7 = 21/25÷42= 4/5×3/4 = 8.7×0.2= 4×0.25= 1/7×14= 2/3÷5/6= 1......

2025-10-07
12