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
10 + 10=20
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
10 + 10 = 20
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
10 + 10=20