Question

ПОМОГИТЕ! А)89-23
Б)2 целых 35+7 целых 16
В) (910-27)*14

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Answer 1

89-23=89-2*39=29
2 35+7 16=9+(3*630+1*5/30)=9+3330=10 330=10 110
(910-27)*14=(9*7/70-2*1070)*14=4370*141=8610=8.6