Q: How much is 85 minus 70? A: 
Q: How much is 96 minus 10? A: 
Q: How much is 89 minus 70? A: 
Q: How much is 85 minus 71? A: 
Q: How much is 85 minus 70? A: 
Q: How much is 85 minus 30? A: 
Q: How much is 94 minus 79? A: 
Q: How much is 85 minus 70? A: 