Single Digit
What is 1+1?
2 or 10
What is 10+10?
20 or 2
What is 400+300?
700 or 2
18 or 6
What is 21+8?
30 or 29
What is 100+100?
200 or 356
What is 4+4?
30 or 8
What is 40+10?
50 or 15
What is 777+000?
777 or 0
What is 3+2?
5 or 19
What is 14+3?
17 or 7
What is 123+100?
223 or 5
What is 5+4?
20 or 9
What is 37+2?
39 or 40
What is 300+200?
500 or 50