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.

Q: The Litter Patrol picked up 10 glass bottles and 8 aluminum cans on Saturday . How many pieces of litter did they pick up altogether ?

A: 18
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Q: Carol and her mom were picking carrots from their garden . Carol picked 29 and her mother picked 16 . If only 38 of the carrots were good , how many bad carrots did they have ?

A: 7
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Q: There are 33 walnut trees currently in the park . Park workers will plant 44 walnut trees today . How many walnut trees will the park have when the workers are finished ?

A:
77
****