Quick! What is 8 times 4 times 20? If you can figure that out, that's how many mental computation problems you will get with these Mental Computation Cards! As an oral exercise, have your students solve these as you read them out loud! A great sponge activity to fill those few minutes and keep them on top of their calculation game.
Copy of card stock and laminate for durability. 20 pages of 4 cards each, with 8 problems on each card.