Question

1+1=*
2+2=*
3+3=*
4+4=*
5+5=*
6+6=*
7+7=*
8+8=*
9+9=?​

Answer 1

Answer:

1+1 = 2

2+2=4

3+3=6

4+4=8

5+5=10

6+6=12

7+7=14

8+8=16

9+9=18

Answer 2

Answer:

2

4

6

8

10

12

14

16

18

Simpler

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