2.45乘以7.8+2.45乘以2.2=简算
问题描述:
2.45乘以7.8+2.45乘以2.2=简算
答
=2.45×(7.8 2.2)
=2.45×10
=24.5
亲,求好评℃
答
2.45乘以7.8+2.45乘以2.2
=2.45x(7.8+2.2)
=2.45x10
=24.5