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:
2 beavers were working on their home . 1 went for a swim . How many beavers are still working on their home ?
answer:
1


question:
Sara has 31 red and 15 green balloons . Sandy has 24 red balloons . How many red balloons do they have in total ?
answer:
55


question:
Faye and her mom were picking carrots from their garden . Faye picked 23 and her mother picked 5 . If only 12 of the carrots were good , how many bad carrots did they have ?
answer:

16