Math operations Addition to 100 Addition to 100: Practice adding numbers from 1 to 100. Level game: 2nd and 3rd grade Math games recommended for You: Counting with money Addition to 100 – find a number Addition to 50 Subtraction to 100 2nd grade3rd grade Share this Practice math games: Choose the biggest number (to 50) Subtraction to 20 – find a number Subtraction to 10 – find a number Leave A Comment Cancel reply Save my name, email, and website in this browser for the next time I comment.