Q: What is 89 minus 66? A: 
Q: What is 58 minus 12? A: 
Q: What is 87 minus 66? A: 
Q: What is 89 minus 63? A: 
Q: What is 99 minus 66? A: 
Q: What is 89 minus 76? A: 
Q: What is 91 minus 68? A: 
Q: What is 89 minus 66? A: 