10÷[1/5×(35%-1/10)×4/5]求简算
问题描述:
10÷[1/5×(35%-1/10)×4/5]求简算
答
10÷[1/5×(35%-1/10)×4/5]
=10÷(1/5×4/5×2.5/10)
=10÷(1/5×4/5×1/4)
=10÷(1/5×1/5)
=10×5×5
=250
答
10÷[1/5×(35%-1/10)×4/5]
=10÷(0.25x4/25)
=10÷0.04
=10x25
=250