分数小数三四步四则运算计算题(带答案)

2025-04-05 15:24:42
推荐回答(1个)
回答1:

分数小数混合运算的四则运算。如
0.5+2/5X5/8-1/8
=0.5+1/4-1/8
=0.5+0.25-0.125
=0.75-0.125
=0.625