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.

Input: Consider Input: Sara had 100 pennies and 783 quarters in her bank . Her dad borrowed 271 quarters from Sara . How many quarters does she have now ?

Output: 512

Input: Consider Input: Last year at Newberg 's airport , 14507 passengers landed on time . Unfortunately , 213 passengers landed late . In all , how many passengers landed in Newberg last year ?

Output: 14720

Input: Consider Input: Sam had saved up 8 dollars . If he received another 7 dollars for his allowance , how many 3 dollar toys could he buy ?
Output: 5