Предмет: Математика, автор: star751975

(40/72-1/3)*2 1/4+8/9

Ответы

Автор ответа: LinichenkoArte
5
Сначала сделайте действия в скобках. 40 и 72 сократите на 8. Получите 5/9. 5/9 - 1/3 = -4/9. Преобразуйте 2*1/4. получится 9/4. -4/9 * 9/4 = -1 -1 +8/9 = -1/9
Vitek0ZeRo: 5/9-1/3 случаем не будет 5/9-3/9=2/9 ?
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