Q: What is the result of 24 minus 19? A: 
Q: What is the result of 49 minus 31? A: 
Q: What is the result of 29 minus 19? A: 
Q: What is the result of 24 minus 13? A: 
Q: What is the result of 74 minus 19? A: 
Q: What is the result of 24 minus 19? A: 
Q: What is the result of 25 minus 10? A: 
Q: What is the result of 24 minus 19? A: 