Q: Given a math word problem, answer the following question. You might need to apply addition or subtraction mathematical operators on the numbers embedded in the text to answer the question and then only report the final numerical answer.
ramon works at the supermarket . he put 26 boxes of choco delights on the shelf . there were already 15 boxes there . later that day ramon counted 22 boxes on the shelf . how many boxes of choco delights were missing ?
A:
19