Q: What is 55 minus 15? A: 
Q: What is 87 minus 79? A: 
Q: What is 56 minus 15? A: 
Q: What is 55 minus 11? A: 
Q: What is 65 minus 15? A: 
Q: What is 55 minus 15? A: 
Q: What is 55 minus 18? A: 
Q: What is 55 minus 15? A: 