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:
laurie has 12 more marbles than kurt . kurt has 45 marbles less than dennis . dennis has 70 marbles . how many marbles does laurie have ?
answer:
37

question:
for the school bake sale amy made pastries . she baked 15 cupcakes and 48 cookies . after the sale she had 12 to take back home . how many pastries did she sell ?
answer:
51

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