Q: How much is 38 minus 22? A: 
Q: How much is 47 minus 42? A: 
Q: How much is 38 minus 22? A: 
Q: How much is 38 minus 21? A: 
Q: How much is 88 minus 22? A: 
Q: How much is 38 minus 22? A: 
Q: How much is 44 minus 28? A: 
Q: How much is 38 minus 22? A: 