B9 — Multiplication within 100: Automatizing Basic Facts using the Open Number Line
Problem Strings for Fluency and Beyond · Multiplication within 100: Automatizing Basic Facts using the Open Number Line
Teacher notes
This string is like B1.
See B1 — Multiplication within 100: Automatizing Basic Facts using the Open Number Line for the full "Behind the Numbers" explanation — this string uses the same crafting logic.
The string
- 10 x 9
- 11 x 9
- 9x9
- 5x3
- 3x3
- 8x3
- 10 x 3
- 9x3
- 12 x 3
- 6x6
