Q: What is 50 minus 27? A: 
Q: What is 80 minus 40? A: 
Q: What is 58 minus 27? A: 
Q: What is 50 minus 20? A: 
Q: What is 80 minus 27? A: 
Q: What is 50 minus 37? A: 
Q: What is 54 minus 21? A: 
Q: What is 50 minus 27? A: 