Q: How much is 83 minus 13? A: 
Q: How much is 32 minus 24? A: 
Q: How much is 88 minus 13? A: 
Q: How much is 83 minus 11? A: 
Q: How much is 23 minus 13? A: 
Q: How much is 83 minus 43? A: 
Q: How much is 85 minus 18? A: 
Q: How much is 83 minus 13? A: 