Have you ever worried about giving a group of students a game to play independently, because you weren't sure that ANY of them knew the skill well enough to check the others' answers? I know I have. That's why I like all my games to be self-checking.
This is a simple-to-play game that will ensure students are practicing correctly.
Outside of cards includes the Roman Numerals for 1-32, 40, 50, 60, 70, 80, 90, 100, 110, 200, 300, 400, 500, 600, 700, 800, 900, 1000, 1100, 1900, and 2000-2020. Inside shows the solution in our number system. The format is, for example, CM (outside) = 900 (inside).