Composing And Decomposing Numbers

Composing And Decomposing Numbers

Why do kids need to know how to compose and decompose numbers? Composing and decomposing numbers makes math problems so much easier because it helps kids to make numbers friendlier. Today, I would like you to stick around as we investigate the power of composing and...
Subtraction On A Rekenrek

Subtraction On A Rekenrek

I talk a lot about how to use the Rekenrek for number sense and for addition. However, I want to talk about how to use the Rekenrek to help your students develop the ideas around subtraction. In today’s vlog, we investigate how to use the Rekenrek to do subtraction...