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384除以3除以4的脱式计算

384除以3除以4的脱式计算 384÷3÷4 =128÷4 =32.

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(1)72÷9×156,=8×156,=1248;(2)462÷(2×3),=462÷6,=77;(3)4001-384÷6,=4001-64,=3937.

384÷22+23x371 =192/11+20X371+3X371 =17+5/11+7420+1113 =5/11+7420+1130 =5/11+8550 =8550又11分之5

450÷75+384÷16用脱式计算 450÷75+384÷16 =6+24 =30.

答案

828除23×12-48 =36x12-48 =432-48 =384

(1)576÷3×7,=192×7,=1344;(2)4001-384÷6,=4001-64,=3937;(3)220÷4÷5,=55÷5,=11.

脱式计算方法先乘除后加减 384+18*25*4 =384+450*4 =384+1800 =2184

357+262-384÷19 =619-380÷19-4÷19 =619-20-4/19 =599-4/19 =598又19分之15

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