Let X be the number of students last year.

The number of students this year is X+X*20% = 960

Combining like terms, we get X*1.2 = 960

Dividing both sides by 1.2, we get X = 800 students.

# Answer

800
Question:
In my school, the number of students has increased by 20% this year. The number of students this year is 960. How many students were there last year?
Answer:
Let's think step by step.

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800
In my school, the number of students has increased by 20% this year. The number of students this year is 960. How many students were there last year?
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