Q: What is 61 minus 24? A: 
Q: What is 98 minus 79? A: 
Q: What is 66 minus 24? A: 
Q: What is 61 minus 20? A: 
Q: What is 81 minus 24? A: 
Q: What is 61 minus 44? A: 
Q: What is 67 minus 20? A: 
Q: What is 61 minus 24? A: 