Q: How much is 61 minus 35? A: 
Q: How much is 98 minus 63? A: 
Q: How much is 67 minus 35? A: 
Q: How much is 61 minus 30? A: 
Q: How much is 81 minus 35? A: 
Q: How much is 61 minus 35? A: 
Q: How much is 67 minus 31? A: 
Q: How much is 61 minus 35? A: 