--- id: 5d792539dd4fd4c96fd85f7e title: Part 117 challengeType: 0 isBeta: true --- ## Description
The `%` operator returns the remainder: ```js 4 % 3; // 1 5 % 3; // 2 6 % 3; // 0 ``` Add an `isEven` function (to the global scope) which returns whether the number passed to it is even.
## Instructions
## Tests
```yml tests: - text: See description above for instructions. testString: assert(isEven(20) && !isEven(31)); ```
## Challenge Seed
```html ```
### Before Test
```html Spreadsheet
```
### After Test
```html ```
## Solution
```html ```