Вычислите: 1) -1,5-3 4\5-8 3\20; 2) -2 5\8-9,25-3\4.. Created by irishka1609. matematika-ru

Вычислите: 1) -1,5-3 4\5-8 3\20; 2) -2 5\8-9,25-3\4...

June 2022 1 10 Report

Вычислите:
1) -1,5-3 4\5-8 3\20;
2) -2 5\8-9,25-3\4.

Answers & Comments

Andrey1977 Здесь проще так
-1,5-3 4/5-8 3/20=
3 4/5=3,8
8 3/20=8,15
отсюда
-1,5-3,8-8,15=-13,45

-2 5/8 - 9,25-3/4=
2 5/8=2,625
3/4=0,75
-2,625-9,25-0,75=-12,625

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