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]: mrs. hilt had 38 marbles . she lost 15 of them . how many marbles does she have left ?
[A]: 23

[Q]: lucy has 212 fish . how many more fish does she need to buy to have 280 fish ?
[A]: 68

[Q]: the difference between 2 numbers is 24 the smaller number is 46 what is the larger number ?
[A]:
70