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7.2除以1.8再除以1.8(脱式计算)

25.2÷〔14.2÷(14.2-(7.2+2.8))〕 =25.2÷〔14.2÷(14.2-10)〕 =25.2÷〔14.2÷4.2〕 =25.2×4.2÷14.2 =105.84÷14.2 =7.45 你好,本题已解答,如果满意 请点右下角“采纳答案”。

7.2×1.8+5.9 =12.96+5.9 =18.86 你好,本题已解答,如果满意 请点右下角“采纳答案”。

7.2÷0.09÷2.1 =80÷2.1 =800/21

7.2÷1.6+0.8 =( 7.2÷8) ÷( 1.6÷8)+0.8 =0.9 ÷0.2+0.8 = 4.5+ 0.8 =5.3

7.2÷1.6+0.8 =4.5+0.8 =5.3

7.2÷0.9X5.6 =8X5.6 =44.8

7.2除以3.2的脱式计算有什么简便方法 7.2÷3.2 =7.2÷0.8÷4 =0.9÷4 =0.225

7.2÷1.6+0.8 =4.5+0.8 =5.3

(30-7x2)÷2 =(30-14)÷2 =16÷2 =8

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