This is a printable set of the Subtraction Strip Board material.
The red, blue, neutral strips are made in black and white, so you can print them on coloured paper without wasting your printer's ink.
- Subtraction Strip Board
- Red Strips (1 to 9)
- Blue Strips (1 to 9)
- Neutral Strips (1 to 17)
- This material is made to be printed on letter size paper.
- The size of each square is 0.58" x 0.58"
You can use this with the Subtraction Memorization Book.