instruction:
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.
question:
Sean has 55 blocks . 29 are eaten by a hippopotamus . How many blocks will Sean have ?
answer:
26


question:
On Friday , Sam spent 2 pennies on ice cream . The next day , Sam spent 12 dimes on baseball cards . All in all , how much money did Sam spend ?
answer:
1.22


question:
There are 7 crayons in the drawer . Mary took 3 crayons out of the drawer . How many crayons are there now ?
answer:

4