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Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
I had the same problem with rounding. Seeing the other solutions I see how their approach will not encounter these issues. Still, I feel the approach above would be a common route for a lot of people.