(4.85÷18分之5-3.6+6.15×3又5分之3)×(1-9分之8) 简算

(4.85÷18分之5-3.6+6.15×3又5分之3)×(1-9分之8)
=(4.85×18/5-3.6+6.15×18/5)×(1/9)
=(0.97×18-3.6+1.03×18)×(1/9)
=(2×18-3.6)×(1/9)
=(36×-3.6)×(1/9)
=4-0.4
=3.6=(0.97×18-3.6+1.03×18)×(1/9)是什么意思？=(4.85×18/5-3.6+6.15×18/5)×(1/9)=(0.97×18-3.6+1.03×18)×(1/9)4.85/5=0.976.15/5=1.03