Q: What is 80 minus 78? A: 
Q: What is 54 minus 27? A: 
Q: What is 89 minus 78? A: 
Q: What is 80 minus 70? A: 
Q: What is 90 minus 78? A: 
Q: What is 80 minus 28? A: 
Q: What is 86 minus 74? A: 
Q: What is 80 minus 78? A: 