instruction:
You are given a math word problem and you are supposed to apply addition or subtraction mathematical operators on the numbers embedded in the text to answer the following question and then only report the final numerical answer.
question:
Mary has 9 yellow marbles . Joan has 3 yellow marbles . How many yellow marbles do they have in all ?
answer:
12

question:
A number is 14 less than the sum of 30 and 29 . What is the number ?
answer:
45

question:
Maria bought 2 new chairs and 2 new tables for her house . If she spent 8 minutes on each piece furniture putting it together , how many minutes did it take her to finish ?
answer:
32