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

[EX Q]: Dan has 29 violet balloons . Tim has 7 times more violet balloons than Dan . How many violet balloons does Tim have ?
[EX A]: 203

[EX Q]: Ellen had 2080 Legos , but she lost 17 Legos . How many Legos does she have now ?
[EX A]: 2063

[EX Q]: I read 21 pages of my English book yesterday . Today , I read 17 pages . What is the total number of pages did I read ?
[EX A]:
38