Q: What is 65 minus 20? A: 
Q: What is 61 minus 57? A: 
Q: What is 64 minus 20? A: 
Q: What is 65 minus 24? A: 
Q: What is 75 minus 20? A: 
Q: What is 65 minus 50? A: 
Q: What is 74 minus 29? A: 
Q: What is 65 minus 20? A: 