How to increase by the value in a custom field

Question

For example:

instead of `1` I would like to increase `learning-level` by the value of another custom field

I actually need it in this context

instead of 1 days from now I need
learning-level days from now

Hannah Humbert - Simpla Workflows · Accepted Answer

Hi @zachiahsawyer1 ! Welcome to the community :)  It sounds like you need a combo of custom field arithmetics and date arithmetics. Try something like:

when custom field "Number" is set, set custom field "Date" to "{{%Date}+{{%Number}}d}"