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.

finn has 89 goldfish . 32 of the goldfish die . how many goldfish are left ?
57

the treehouse is almost done ; all they need is to paint it . his father estimated that they will use 20 ounces of white paint 15 ounces of green paint and 34 ounces of brown paint . how many ounces of paint would they buy in total ?
69

kevin collected toys to use as prizes at the fair . he collected 14 stuffed animals . he also collected 18 frisbees and several yo-yos . kevin has 50 prizes in all . how many yo-yos did kevin collect ?
18