56:8•3=7•3=21
81:9•2=9•2=18
500:10•7=50•7=350
и если не ошибаюсь,то вот:
24*8:2=192:2=96
63*9:7=567:7=81
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56:8•3=7•3=21
81:9•2=9•2=18
500:10•7=50•7=350
и если не ошибаюсь,то вот:
24*8:2=192:2=96
63*9:7=567:7=81