(17.25-4.5×1.8)÷3.6简便方法怎么算


(17.25-4.5×1.8)÷3.6简便方法怎么算
(17.25-4.5×1.8)÷3.6=(172.5÷3-4.5*18÷3)伏宏掘÷12=(缺核57.5-4.5*6)÷12=(57.5-27)绝乎÷12=30.5÷12≈2.54
(17.25-4.5×1.8)÷3.6
=(17.25-8.1)÷3.6
=9.15÷3.6
≈2.54
(17.25-4.5×1.8)÷3.6简便方法亩仔激戚禅怎么算
=(17.25-8.1)÷3.6
=9.15÷3.6
=2.5416…迅袜