0.8×[(1.45—0.13)÷0.15]等于多少简便计算

Question

0.8×[(1.45—0.13)÷0.15]等于多少简便计算

Answer 1

0.8×[(1.45—0.13)÷0.15]等于多少简便计算
解：
0.8×[(1.45—0.13)÷0.15]
=0.8×(1.32÷0.15)
=0.8×8.8
=7.04

Answer 2

0.8×[(1.45-0.13)÷0.15]
=0.8×1.32÷0.15
=0.8×132÷15
=0.8×(3×44)÷(3×5)
=0.8×44÷5
=(0.8×44×2)÷(5×2)
=0.08×88
=7.04