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.

There are 69 erasers in a box . Jane has 15 erasers in a bag . Doris takes 54 erasers out of the box . How many erasers are left in the box ?
15

Alyssa loves eating fruits . Alyssa paid $ 12.08 for grapes , and $ 9.85 for cherries . In total , how much money did Alyssa spend ?
21.93

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 ?

73