Q: What is the result of 54 minus 31? A: 
Q: What is the result of 57 minus 39? A: 
Q: What is the result of 54 minus 31? A: 
Q: What is the result of 54 minus 30? A: 
Q: What is the result of 44 minus 31? A: 
Q: What is the result of 54 minus 21? A: 
Q: What is the result of 61 minus 38? A: 
Q: What is the result of 54 minus 31? A: 