Mental Addition Strategies
Click here to revise the Compensation Strategy
Click here to revise the Split Strategy
Click here to revise the Jump Strategy
Click here to revise Algorithms/Towers Strategy
Click here to revise the Split Strategy
Click here to revise the Jump Strategy
Click here to revise Algorithms/Towers Strategy
Mental Subtraction Strategies
Click here for the Compensation Strategy
Click here for the Split Strategy
Click here for the Jump Strategy
Click here for the Algorithms/Towers Strategy
Click here for the Split Strategy
Click here for the Jump Strategy
Click here for the Algorithms/Towers Strategy
Online Subtraction Games
Click here to play Subtraction Puzzle Piece.
Click here to play Maths Monster Subtraction.
Click here to play Word Problems with Katie.
Click here to play Maths Monster Subtraction.
Click here to play Word Problems with Katie.
Online Addition Games
Click here to play Canoe Puppies.
Click here to play Addition Puzzle Piece.
Click here to play Sum Shapes.
Click here to play Addition Puzzle Piece.
Click here to play Sum Shapes.
Other Addition and Subtraction Games
Click here to play Wishball (addition and subtraction game)