How to copy/move part of scribbles between different pages on Note app?

Please follow the steps below:

Step 1. Open a note on the Note app, and tap the "Lasso" icon on the floating bar.

Step 2. Use the Lasso tool to select the part you want to copy, then click “Copy”.

Step 3. Click the page number to select the page to which you want to copy that part. 

Step 4. Select the page.

Step 5. Tap "Lasso", and tap "Paste".

Now the scribble has been copied to page 2. And if you want to move the scribble, select "Cut"; the rest of the steps are the same as above.