6.25-40/16*2.5简算
问题描述:
6.25-40/16*2.5简算
答
6.25-40/(16*2.5)
=6.25-40/(4*4*2.5)
=6.25-40/(4*10)
=6.25-1=5.25
答
6.25
答
6.25-40/16*2.5
=6.25-40/[4*(4*2.5)]
=6.25-40/(4*10)
=6.25-40/40
=6.25-1
=5.25