Q: How much is 77 minus 60? A: 
Q: How much is 62 minus 21? A: 
Q: How much is 74 minus 60? A: 
Q: How much is 77 minus 63? A: 
Q: How much is 97 minus 60? A: 
Q: How much is 77 minus 60? A: 
Q: How much is 86 minus 69? A: 
Q: How much is 77 minus 60? A: 