Предмет: Математика, автор: anastamiascherbinina

290. Вычислите, выбирая удобный порядок действий:
а) (6112 + 1596) - 496; в) 95 837 - (95 137 + 198);
б) (1823 + 846) - 1723; г) (8593 + 1407) - 999.​

Ответы

Автор ответа: Anastasiya12333
3

Ответ: а) 721

Б) 946

В) 898

Г) 9001

объяснение:

А) раскрываем скобки. 1596 - 496 = 1100

6112+1100 = 7212

Б и В делаем аналогично: раскрываем скобки и смотрим как удобней вычислять

Г) скобки раскрывать не следует, ведь

8593+1407=10000

1000-999=9001

Автор ответа: Аноним
4

Ответ:

а) (6112+1596)-496=7212

б)(1823+846)-1723=946

в) 95837-(95137+198)=898

г)(8593+1407)-999=9001

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