Q: How much is 73 minus 23? A: 
Q: How much is 98 minus 40? A: 
Q: How much is 76 minus 23? A: 
Q: How much is 73 minus 22? A: 
Q: How much is 53 minus 23? A: 
Q: How much is 73 minus 63? A: 
Q: How much is 72 minus 23? A: 
Q: How much is 73 minus 23? A: 