B15 — Multiplication within 100: Automatizing Basic Facts Using the Ratio Table
Problem Strings for Fluency and Beyond · Multiplication within 100: Automatizing Basic Facts Using the Ratio Table
Teacher notes
This string is like B12. Continue to refer to the numbers within a context with which students are familiar. For example, for this string, the context might be juice boxes or bottles of water which come in 6-packs.
See B12 — Multiplication within 100: Automatizing Basic Facts Using the Ratio Table for the full "Behind the Numbers" explanation — this string uses the same crafting logic.
The string
- 4x6
- 6x6
- 8x6
- 10 x 6
- 7 x6
- 12 x 6
