Add: 9 + 11

What is 9 + 11?
What is 9 plus 11?
Addition 10 11 12 13 14
12 10+12 = 22 11+12 = 23 12+12 = 24 13+12 = 25 14+12 = 26
13 10+13 = 23 11+13 = 24 12+13 = 25 13+13 = 26 14+13 = 27
14 10+14 = 24 11+14 = 25 12+14 = 26 13+14 = 27 14+14 = 28
15 10+15 = 25 11+15 = 26 12+15 = 27 13+15 = 28 14+15 = 29
16 10+16 = 26 11+16 = 27 12+16 = 28 13+16 = 29 14+16 = 30
Addition 9.1 9.2 9.3 9.4 9.5 9.6
11.1 9.1+11.1 = 20.2 9.2+11.1 = 20.3 9.3+11.1 = 20.4 9.4+11.1 = 20.5 9.5+11.1 = 20.6 9.6+11.1 = 20.7
11.2 9.1+11.2 = 20.3 9.2+11.2 = 20.4 9.3+11.2 = 20.5 9.4+11.2 = 20.6 9.5+11.2 = 20.7 9.6+11.2 = 20.8
11.3 9.1+11.3 = 20.4 9.2+11.3 = 20.5 9.3+11.3 = 20.6 9.4+11.3 = 20.7 9.5+11.3 = 20.8 9.6+11.3 = 20.9
11.4 9.1+11.4 = 20.5 9.2+11.4 = 20.6 9.3+11.4 = 20.7 9.4+11.4 = 20.8 9.5+11.4 = 20.9 9.6+11.4 = 21
11.5 9.1+11.5 = 20.6 9.2+11.5 = 20.7 9.3+11.5 = 20.8 9.4+11.5 = 20.9 9.5+11.5 = 21 9.6+11.5 = 21.1
11.6 9.1+11.6 = 20.7 9.2+11.6 = 20.8 9.3+11.6 = 20.9 9.4+11.6 = 21 9.5+11.6 = 21.1 9.6+11.6 = 21.2