TASK DEFINITION: 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.
PROBLEM: Context: They decided to hold the party in their backyard. They have 4 sets of tables and each set has 3 chairs. If a total of 14 people will attend the party 

 Question: How many more chairs will they have to buy?

SOLUTION: 2

PROBLEM: Context: Mary is baking a cake. The recipe calls for 12 cups of flour and 5 cups of sugar. She already put in some cups of flour. If she still needs 2 more cups of flour 

 Question: How many cups of flour did she put in?

SOLUTION: 10

PROBLEM: Context: Paco had 17 cookies. He ate 14 cookies and gave 13 of them to his friend. 

 Question: How many more cookies did he eat than those he gave to his friend?

SOLUTION:
1