Teacher:You are given a math word problem and you are supposed to apply a single mathematical operator 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.
Teacher: Now, understand the problem? Solve this instance: zoe picked 5 apples from her tree . now the tree has 6 apples still on it . what 's the difference between the number of apples zoe picked and now the tree has ?
Student:
1