Addition 1
What is 10 + 1
11
What is 9+19
28
What is 20+4
24
34 + 51
85
What is 15+ 12
27
What is 5+7
12
What is 11+ 12
23
25 + 6
31
What is 41+85
126
What is 29+67
96
What is 30+89
119
120 + 14
134
What is 189+21
210
What is 57+32
89
What is 405+23
428
699 + 10
709
What is 21O+27
237
What is 290+30
320
What is 230+40
270
785 + 72
857