In this game, students will practice subtracting two-digit numbers.
In this game students will discover that numbers can be written as the sums and differences of other numbers. The game can be played alone, in pairs, or in teams. This game can be played on computers, iPads, and other tablets. You do not need to install an app to play this game on the iPad.
The game is based on the following Common Core Math Standard:
Fluently add and subtract within 100 using strategies based on place
value, properties of operations, and/or the relationship between
addition and subtraction.