You are given a math word problem and you are supposed to only use subtraction on the numbers embedded in the text to answer the following question and then only report the final numerical answer.

Context: Nell collects baseball cards. She had 242 cards. She gave 136 of her cards to Jeff. 

 Question: How many cards does Nell have left?
106

Context: There are 22 different books and 10 different movies in the ' crazy silly school ' series. If you read 12 of the books and watched 56 of the movies 

 Question: How many more books do you still have to read?
10

Context: 41 children were riding on the bus. At the bus stop some children got off the bus. Then there were 18 children left on the bus. 

 Question: How many more children were on the bus before the bus stop than there are now?

23

