Pink Montessori Subtraction Strip Board

Montessori Mathematics Material

Subtraction Strip Board gives the child the possibility of practicing subtraction leading to the memorization of the essential combinations; (up to 18 – 9, as no single digit subtraction has an answer greater than 9).

What's Included

A wooden board (12 squares by 18 squares) with the numerals 1-18 printed on top.
A wooden box that contains 9 red wooden strips and 9 blue wooden strips both printed with the numerals 1 to 9.
A wooden box that contains 18 natural wooden strips of varying lengths.