**The aim of this puzzle**: To add to and subtract from the variable `value`

**Walkthrough of the solution**: This puzzle demonstrates how the plus (`+`

) and minus (`-`

) operators can be used to update a variables value. In the initial code the number 0 is being added to `y`

, and then subtracted from `y`

. To solve this puzzle, change 0 to be at least `1`

.

**Sample code solution**:

(Tap below to reveal)

```
var y = 5;
y = y + 5;
print('y is ' + y);
y = y - 3;
print('y is now ' + y);
```

**JavaScript Concepts**: Binary Expression (=, +, -), Calling Functions, Identifiers, Variable Declaration

**Grasshopper Concepts**: print()