37.2乘以0.56+3.72乘以4.4用簡便計算咋算?

37.2乘以0.56+3.72乘以4.4用簡便計算咋算?

37.2*0.56+3.72*4.4
=3.72*5.6+3.72*4.4
=3.72*(5.6+4.4)
=3.72*10
=37.2