Q: How much is 81 minus 47? A: 
Q: How much is 60 minus 43? A: 
Q: How much is 88 minus 47? A: 
Q: How much is 81 minus 40? A: 
Q: How much is 91 minus 47? A: 
Q: How much is 81 minus 47? A: 
Q: How much is 89 minus 45? A: 
Q: How much is 81 minus 47? A: 