You are given a math word problem and you are supposed to apply multiple mathematical operators 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.

Ex Input:
a florist needed to use 2 pounds of fertilizer for 9 days and then on the final day use the normal amount plus another 4 pounds . how many pounds of fertilizer will she use all together ?

Ex Output:
22

Ex Input:
gwen 's class is going on a field trip to the zoo . if each van can hold 7 people and there are 33 students and 9 adults going how many vans will they need ?

Ex Output:
6

Ex Input:
maggi had 3 packages of cupcakes . there are 4 cupcakes in each package . she ate 5 cupcakes . how many are left ?

Ex Output:
7