Q: What is 74 minus 18? A: 
Q: What is 66 minus 13? A: 
Q: What is 79 minus 18? A: 
Q: What is 74 minus 10? A: 
Q: What is 74 minus 18? A: 
Q: What is 74 minus 18? A: 
Q: What is 79 minus 13? A: 
Q: What is 74 minus 18? A: 