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510$x8除以12怎样用脱式计算

53/2 解: (510-24×8)÷12 =510÷12-24×8÷12 =85/2-2×8 =85/2-16 =53/2

[510-(150+120)]÷16 =【510-270】÷16 =240÷16 =15

你好! 510÷85 =510÷5÷17 =102÷17 =6 510÷85 =510÷17÷5 =30÷5 =6 如果对你有帮助望点右上角的采纳按钮

510÷85 = 3 × 170÷85 = 3 × 2 = 6

510-137减112-163 =510-(137+112+163) =510-412 =98

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