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.

[Q]: when the building is done they wanted to make it shine brightly in the night . to fix that they commissioned 432 fireflies and 297 glow worms . how many animals worked in the lights ?
[A]: 729

[Q]: mrs. sheridan has 11 cats . mrs. garrett has 24 cats . what 's the difference of the number of mrs. sheridan 's cats and mrs. garrett 's cats ?
[A]: 13

[Q]: alvin had 57 marbles and played 2 games . he lost 18 marbles during the first game . he won 25 marbles during the second game . how many marbles did alvin have then ?
[A]:
64