Q: What is 80 minus 17? A: 
Q: What is 91 minus 40? A: 
Q: What is 89 minus 17? A: 
Q: What is 80 minus 10? A: 
Q: What is 90 minus 17? A: 
Q: What is 80 minus 77? A: 
Q: What is 87 minus 14? A: 
Q: What is 80 minus 17? A: 