Intro to state in Compose: Android Basics with Compose

[Haeushi]

URL of codelab

In which task and step of the codelab can this issue be found?
Calculate a custom tip, step 4

Describe the problem
The onValueChange in EditNumberField is suddenly changed to onValueChanged with letter d. In Intro to state in Compose codelab, the EditNumberField Composable is set to onValueChange while in the next codelab, Calculate a custom tip the onValueChange in EditNumberField is set to onValueChanged with letter d.

Steps to reproduce?

1. Go to... URL of codelab
2. Click on... Calculate a custom tip, take codelab, go to step 4
3. Scroll down to see the code for the TipTimeLayout() function should look like this code snippet now: See error...

Additional information
Intro to state in Compose codelab - State hoisting

Calculate a custom tip codelab - Add a tip percentage textfield