Subtraction Strip Board
Using the Subtraction Strip Board, the child practices the equations of the subtraction tables 1-18. Â
A wooden board 12 squares by 18 squares with the numerals 1-18 printed across the top. Natural wooden strips corresponding in length to the squares 1-18 are used to indicate the number to subtract from (minuend) and 1 set of blue strips used to subtract with (subtrahend). A set of red strips is included for further explorations.Â
Stored in a wooden box with lid.
Developmentally appropriate for ages 5 years +
Safety rated for ages 3 years +
Made of Beechwood.Â
SKU: C104
Please note that this is a budget version. Click here for our collection of AMI-certified Montessori Math Materials.Â