(3.6×1/2/5×4)÷(0.35×1.8×1/2) 怎么简算?

问题描述:

(3.6×1/2/5×4)÷(0.35×1.8×1/2) 怎么简算?

(3.6×1/2/5×4)÷(0.35×1.8×1/2)
=(3.6×5/2×4)÷(0.35×0.9)
=(3.6×10)÷(0.35×0.9)
=(3.6×10×1000)÷(0.35×0.9×1000)
=(36×1000)/(35×9)
=800/7