If you click the title of the post it takes you to an article where you can read the context instead of having to speculate.

>Wisconsin governors have expansive partial veto power, and Evers got creative with his use of it in this budget. He crafted the four-century school aid extension by striking a hyphen and a "20" from a reference to the 2024-25 school year. The increase of $325 per student is the highest single-year increase in revenue limits in state history.