Предмет: Математика, автор: see99aa

Помогите очень нужно

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Ответы

Автор ответа: DIKST

0

№4
1)8130-5080=3050
3)3050+2980=6030

Автор ответа: Lyudmila111111

0

N2
1)86-37=49(с)-во 2 книге
2) 86+49=135(с) в третьей

N3
1)38+18=56(м)длина
2) (56+38)•2=188м
N4
8130-5080+2980=6030

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