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:
Wendy 's old washing machine could only wash 8 pieces of clothing at a time . If she had to wash 39 shirts and 33 sweaters how many loads would she have to do ?
answer:
9


question:
The school cafeteria ordered 43 red apples and 32 green apples for students lunches . But , if only 2 students wanted fruit , how many extra did the cafeteria end up with ?
answer:
73


question:
Joan found 79 seashells on the beach , she gave Mike 63 of the seashells . How many seashells does she now have ?
answer:

16