Q: What is the result of 66 minus 15? A: 
Q: What is the result of 87 minus 62? A: 
Q: What is the result of 69 minus 15? A: 
Q: What is the result of 66 minus 14? A: 
Q: What is the result of 46 minus 15? A: 
Q: What is the result of 66 minus 45? A: 
Q: What is the result of 70 minus 19? A: 
Q: What is the result of 66 minus 15? A: 