0.2×7又1⼀6-1×3÷5+1⼀5×5⼀6等于多少?

2025-06-21 20:19:58
推荐回答(1个)
回答1:

0.2×7又1/6-1×3÷5+1/5×5/6
=0.2×7又1/6-3÷5+0.2×5/6
=0.2×(7又1/6+5/6)-3÷5
=0.2×8-0.6
=1.6-0.6
=1