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.
--------
Question: if carl has a total of 89 stamps and kevin has 57 how many more stamps does carl have more than kevin ?

Answer: 32

Question: omar loves to play checkers . he played 37 games yesterday . he played 49 games today . omar lost 18 games . how many games did he win ?

Answer: 68

Question: rachel baked some brownies . she brought 16 brownies to school that day . she left 24 brownies at home . how many brownies did rachel bake ?

Answer:
40