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.

on the actual day of annie 's birthday almost everyone in her class came to surprise her . if annie has 15 girl classmates 20 boy classmates and 3 teachers in her class how many people attended her birthday party ?
38

alex had some candles for his jack o'lanterns . he used 32 of them . now he has 12 left . how many candles did alex have to start with ?
44

adam had some quarters . he spent 9 of them at the arcade and had 79 left over . how many quarters did he have to start with ?
88