Автор - нурай13

1)7+21÷7= 2)(7+21)÷7= 3) 7+49÷7= 4)(7+49)÷7= 5)210÷7+180= 6)(22+8)×7-10= 7) 63×7+31= 8)( 75+15)×7+110= 9) 7×6+29= 10) 45+5×7= 11) 4×7-19= 12) 8×7-37=

Ответ

Автор - IAliceI
1)=10
2)=4
3)=14
4)=8
5)=210
6)=200
7)=40
8)=810
9)=71
10)=350
11)=9
12)=19




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