TASK DEFINITION: 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.
PROBLEM: Mrs. Hilt uses 2 ounces of detergent to wash a pound of clothes . How many ounces of soap will Mrs. Hilt use to wash 9 pounds of clothes ?

SOLUTION: 18

PROBLEM: The farmer had 127 apples . He gave 88 apples to his neighbor . How many apples does he have now ?

SOLUTION: 39

PROBLEM: A dust storm sweeps across the prairie . It covers 64535 acres of the prairie in dust , but leaves 522 acres untouched . How many acres does the prairie cover ?

SOLUTION:
64013