This set of equation cards for subtraction are perfect for children to use with the Montessori Golden Beads or Stamp Game. For each of the operations, there are static (no carrying or borrowing) and dynamic equations. Color-coded by operation. Cards are 4¼" x 2¾". Includes 8 static and 8 dynamic equations. From Maitri Learning. Please note: 5 – mil laminate extends just to the edge of the card, not beyond.