## Elementary

### Instructions

Create 3 functions which each take `(a, b)` as arguments:

- `multiply` that acts like the `*` operator, without using it.
- `divide` that acts like the integer division operator `/`, without using it.
- `modulo` that acts like the `%` operator, without using it.

### Code provided

> The provided code will be added to your solution, and does not need to be submitted.

```js
Math.imul = undefined
```
