Q: What is 77 minus 51? A: 
Q: What is 83 minus 44? A: 
Q: What is 78 minus 51? A: 
Q: What is 77 minus 55? A: 
Q: What is 87 minus 51? A: 
Q: What is 77 minus 51? A: 
Q: What is 83 minus 57? A: 
Q: What is 77 minus 51? A: 