(3.6×7.5×1.2)÷(1.5×2.4×0.18)这题简算的过程
3个回答
(3.6×7.5×1.2)÷(1.5×2.4×0.18)
=(3.6÷0.18)×(7.5÷1.5)×(1.2÷2.4)
=20×5×0.5
=100×0.5
=50
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