Question

简便:2.9×7.3+3.3×0.5

简便:2.9×7.3+3.3×0.5简便:2.9×7.3+3.3乘0.5

Answer 1

不能简便，只能按顺序计算。
2.9×7.3+3.3×0.5
=21.17+1.65
=22.82

Answer 2

2.9×7.3+3.3×0.5
=29／10×73／10 + 33／10×5／10
=2117／100 + 165／100
=2282／100
=22.82