Предмет: Математика, автор: dosiroz

Выполните действия
Упражнение 527.
1) (-5486+3578)+1422
2) 4523+(+3788+1477)
3) (357-768-589)+(332-211-643)
4) (-389+298+428)-(102-572+643)
пожалуйста мне с полным решением решением

Ответы

Автор ответа: Polina23050

0

1) -(5486+3578)+1422= -1908+1422=-486 2)4523+37+1477=4523+1477+3788=6000+3788=9788 3)-950+(-532)=-1482 4) 337-173=164 В Сложении и вычитании отрицательных чисел : знак ставится большего слагаемого

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