How much damadge does solid rock take off damadge wise
(for people that dont know solid rock is an ability that camperut rhyperior tirtuga carracosta can have it decrease the power of supper effective attacks)
Solid Rock reduces super effective damage by 1/4. A move that would deal 2× damage will instead deal 1.5× damage, and a move that would deal 4× will instead deal 3×.
-Bulbapedia
Basically reduces supereffective moves by 1/4