Here are the answers and Cheats to Escape Room: Math Doors Door 12. If you need help with other levels check our Escape Room Math Doors Page.
Hint – Have you tried adding the numbers?
Solution – 710 1112=2(1+1+1+2) = 25 1113=3(1+1+1+3) = 36 1117=7(1+1+1+7) = 710