Q: What is 33 minus 31? A: 
Q: What is 77 minus 37? A: 
Q: What is 35 minus 31? A: 
Q: What is 33 minus 32? A: 
Q: What is 93 minus 31? A: 
Q: What is 33 minus 21? A: 
Q: What is 41 minus 39? A: 
Q: What is 33 minus 31? A: 