Q: What is 47 minus 42? A: 
Q: What is 76 minus 23? A: 
Q: What is 43 minus 42? A: 
Q: What is 47 minus 42? A: 
Q: What is 57 minus 42? A: 
Q: What is 47 minus 12? A: 
Q: What is 51 minus 46? A: 
Q: What is 47 minus 42? A: 