Q: What is 73 minus 68? A: 
Q: What is 59 minus 34? A: 
Q: What is 79 minus 68? A: 
Q: What is 73 minus 62? A: 
Q: What is 73 minus 68? A: 
Q: What is 73 minus 18? A: 
Q: What is 77 minus 62? A: 
Q: What is 73 minus 68? A: 