Q: What is 89 minus 69? A: 
Q: What is 73 minus 42? A: 
Q: What is 89 minus 69? A: 
Q: What is 89 minus 67? A: 
Q: What is 79 minus 69? A: 
Q: What is 89 minus 19? A: 
Q: What is 82 minus 68? A: 
Q: What is 89 minus 69? A: 