Q: What is 99 minus 11? A: 
Q: What is 96 minus 18? A: 
Q: What is 92 minus 11? A: 
Q: What is 99 minus 11? A: 
Q: What is 59 minus 11? A: 
Q: What is 99 minus 21? A: 
Q: What is 100 minus 12? A: 
Q: What is 99 minus 11? A: 