Q: What is 36 minus 36? A: 
Q: What is 90 minus 65? A: 
Q: What is 37 minus 36? A: 
Q: What is 36 minus 33? A: 
Q: What is 56 minus 36? A: 
Q: What is 36 minus 16? A: 
Q: What is 30 minus 31? A: 
Q: What is 36 minus 36? A: 