In your case as a newb the 5/3/1/AMRAP set can be a good tool to learn to grind and go deeper within yourself so could stick with 90% for a couple cycles.
Then again going down to 85% fine also
In your case as a newb the 5/3/1/AMRAP set can be a good tool to learn to grind and go deeper within yourself so could stick with 90% for a couple cycles.
Then again going down to 85% fine also