Предмет: Математика, автор: pipkina1973

44-19 вычисли с обяснением и проверкой

Ответы

Автор ответа: dkelyan

0

44 - 19 = 44 - (10 + 9) = 44 - 10 - 9 = 34 - 9 = 34 - 4 - 5 = 25

Проверка: 25 + 19 = 25 +10 + 9 = 35 + 9 = 35 + 5 +4 = 44

Или в столбик:
44 25
19 +19
25 44

Удачи!

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