Question

1.25X（8+0.8)的简便计算。 3.6+2.4x0.06的简便计算 0.25X3.2

1.25X（8+0.8)的简便计算。

3.6+2.4x0.06的简便计算

0.25X3.2的简便计算

1.25X6.4的简便计算

Answer 1

1.25×(80+8)
=1.25×80+1.25×8
=100+10
=110

3.6+2.4×0.06
=3.6+0.144
=3.744

0.25×3.2
=0.25×4×0.8
=1×0.8
=0.8

1.25×6.4
=1.25×8×0.8
=10×0.8
=8

Answer 2

给20财富值吧

追答

1.25×8+1.25×0.8=11
如果没发错，解答如下：1.2×3+1.2×2×0.06=1.2×3+1.2×0.12=3.6+0.144=3.744
0.25×4×0.8=0.8
1.25×0.8×8=8

追问

我要简便计算

追答

2、0.6×6+0.6×0.24=0.6×6.24=3.744

只能这样了，望釆纳