# Adding numbers

Functions take values and return values.

## Exercises

### Exercise 2.1 — `add`

Implement `add(a, b)` so that it returns the sum of its arguments.

## Hints

<details><summary>Exercise 2.1 (add) — nudge</summary>

Which operator combines two numbers?

</details>

<details><summary>Exercise 2.1 (add) — near-solution</summary>

Return `a + b`.

</details>