0.24×6+2.4×0.4简便脱式计算
问题描述:
0.24×6+2.4×0.4简便脱式计算
答
0.24×6+2.4×0.4
=2.4×0.6+2.4×0.4
=2.4×(0.6+0.4)
=2.4×1
=2.4