Calculate the average of 3 numbers.
4, 7, 12
The average of 4, 7 and 12 is 23/3=7.666(6).
Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Calculate the average of 3 numbers.

### Response:
The average of 4, 7 and 12 is 23/3=7.666(6).