Question

6) -
1) 15 + 3 =
2) 18:2=9
-​

Answer 1

Ответ:

1) 15 + 3 = 18

18-3=15

2) 18 : 2 = 9

9*2=18

Answer 2

1)15+3=18
2)18:2=9
9*2=18