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.

[EX Q]: Context: Adam has 10 apples. Jackie has 2 apples. 

 Question: How many more apples does Adam have than Jackie?
[EX A]: 8

[EX Q]: Context: Mary is baking a cake. The recipe calls for 11 cups of flour and 7 cups of sugar. She already put in some cups of flour. If she still needs 2 more cups of flour than sugar 

 Question: How many cups of flour did she put in?
[EX A]: 2

[EX Q]: Context: They decided to hold the party in their backyard. If they have 5 sets of tables and each set has 10 chairs 

 Question: How many more chairs than tables do they have?
[EX A]:
45