7.6×2.4+6.5×7.6+7.6+0.76用简便方法怎么算
问题描述:
7.6×2.4+6.5×7.6+7.6+0.76用简便方法怎么算
答
7.6×2.4+6.5×7.6+7.6+0.76
=7.6*(2.4+6.5+1+0.1)
=7.6*(2.4+0.1+6.5+1)
=7.6(2.5+6.5+1)
=7.6*10
=76