=0.79×0.46＋0.79×0.024+1.14×0.79
＝0.79×（0.46＋0.024+1.14）
＝0.79×（0.46+1.14＋2.4）
＝0.79×4
=2.96
0.79乘以0.46加7.9乘以0.24加11.4乘以0.079怎样简便计算?
=0.79×0.46＋0.79×0.024+1.14×0.79
＝0.79×（0.46＋0.024+1.14）
＝0.79×（0.46+1.14＋2.4）
＝0.79×4
=2.96