Q: What is 71 minus 41? A: 
Q: What is 30 minus 17? A: 
Q: What is 74 minus 41? A: 
Q: What is 71 minus 40? A: 
Q: What is 61 minus 41? A: 
Q: What is 71 minus 51? A: 
Q: What is 70 minus 44? A: 
Q: What is 71 minus 41? A: 