Q: What is 79 minus 17? A: 
Q: What is 58 minus 37? A: 
Q: What is 79 minus 17? A: 
Q: What is 79 minus 14? A: 
Q: What is 49 minus 17? A: 
Q: What is 79 minus 37? A: 
Q: What is 80 minus 18? A: 
Q: What is 79 minus 17? A: 