Ten color coded (green) static and ten dynamics problems to use with golden beads. 

These task cards provide experience with 3 digit and 4-digit subtractions. 

Teachers can easily differentiate between the lighter colored static (no exchanging) problems and the darker colored dynamic (with exchanging) problems. 

Card size(s):

Printed on thick plastic with all corners rounded.

RESOURCES

The following resource materials are available through our sister company, The Montessori Classroom:

• Introduction to the Decimal System

SUGGESTED CONTAINERS

Clear Open Container - Large for flat display,

or

1 Large Slotted Card Container,

or 

1 Acrylic Crystal Sorter and 2 Clear Snap Envelopes - Small, for upright display