Question

（4.8-2.4÷0.8）÷0.5简便算式

Answer 1

（4.8-2.4÷0.8）÷0.5
=（4.8-3）÷0.5
=1.8÷0.5
=3.6

追问

为什么4.8-3

追答

2.4÷0.8=3

追问

7.8+12.6÷0.2×3

简便算式

追答

=7.8+12.6x5x3
=7.8+63x3
=7.8+189
=196.8

追问

3.8×1.5+16.86

追答

采纳呗

3.8x1.5+16.86
=5.7+16.86
=22.56

追问

9.5+3.2÷4×0.7简便算式