You are given a math word problem and you are supposed to apply a single mathematical operator like addition, subtraction, multiplication, or division on the numbers embedded in the text to answer the following question and then only report the final numerical answer.

ben on the other hand was asked to count the number of cows that they have . he saw that there are a total of 40 cows for every cow herd . how many cows do they have in total if there are 8 cow herds in the farm ?
320

tiffany was buying sodas for her and her friends . they needed 9 sodas but tiffany bought 7 extra . how many did she buy ?
16

rick and todd have the same number of candy bars . rick ate 11 candy bars . todd gave away 18 of his candy bars . how many more candy bars did rick have than todd then ?

7

