Subtraction Working Charts

This set consists of a control chart, two working charts, and a box of wooden answer chips. The tiles are used to fill in the subtraction tables on the charts.

The Subtraction Working Charts aid the child in practice and memorization of the subtraction combinations.

Features

• Durable hardwood frame protects chart edges from wear.
• Chart dimensions: 45 cm x 27 cm and 61 cm x 23 cm.
• Tile dimensions: 2 cm x 2 cm.