Subtraction
- The short bead stair.
- A selection of sum cards corresponding to the sets in addition.
Presentation
- The work is done at the child’s table.
- The child arranges the stair into a triangle.
- Take a sum sheet from Set 1.
- The child reads the sum and finds the necessary bead bar.
- He counts the number to be taken away and covers them with his fingers.
- He counts the remaining beads and records his answer in the red block.
Direct aim
Further practice in subtraction and the recording of the same.
Age of interest
4½ years plus.
Subtraction with The Short Bead Stair (put answers into the red square)