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.

Joan found 79 seashells on the beach , she gave Mike 63 of the seashells . How many seashells does she now have ?
16

John had 5 dollars . At the store he spent $ 2 on a new game . If he got another 26 dollars for his allowance , how much money does he have now ?
29

There are 33 walnut trees currently in the park . Park workers will plant 44 more walnut trees today . How many walnut trees will the park have when the workers are finished ?

77