Question

1)×+10=20

2)×-8=7

3)×+8=15

4)×-8=-8

5)×+25=-13

6)20=×+20​

Answer 1

Resposta:

1) 10+10=20 (2) 9-8=7 (3) 7+8=15 (4) 0-8=8 (5) 12-25=13 (6) 20=0+20

Answer 2

Resposta:

1) ×+10=20

×+10=20×=20- 10=

"10 "

2) ×- 8=7

×-8=7

×=7+8

×=15