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4.44除以4又8分5(4.625)+ 37分31除以111分25 + 37分36乘以4又25分11(注意第二段37分31除以111分25可以變為37分31乘以25分111第三段4又25分11也可以變為25分之111這樣就可以變成)4.44除以…
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