instruction:
You are given a math word problem and you are supposed to apply multiple mathematical operators like addition, subtraction, multiplication, or division on the numbers embedded in the text to answer the following question and then only report the final numerical answer.
question:
at band practice there were 4 rows of students with 8 students in each row and then another 9 students in the back . how many students were there total ?
answer:
41

question:
wendy earned 5 points for each bag of cans she recycled . if she had 11 bags but did n't recycle 2 of them how many points would she have earned ?
answer:
45

question:
he also needed some nails . if he already has 247 nails with him and he found another 144 in his toolshed how many more nails does he need to buy if he needs a total of 500 nails ?
answer:
109