Q: How much is 87 minus 71? A: 
Q: How much is 68 minus 34? A: 
Q: How much is 86 minus 71? A: 
Q: How much is 87 minus 73? A: 
Q: How much is 97 minus 71? A: 
Q: How much is 87 minus 71? A: 
Q: How much is 92 minus 76? A: 
Q: How much is 87 minus 71? A: 