Basic Facts Lesson 2.10: Build up through ten to subtract

Ways to learn:

• Lecture:
  • video 1 (what the strategy is and how to use it);
  • video 2; (prerequisite concepts and skills, number sentence representations, and efficiency)
  • text
• Read:
  • How can we teach using 10 for subtraction? by Edward C. Rathmell
  • Strategies for subtraction facts pgs 106-110 in Teaching Student-Centered Mathematics Grades K-3 by Van de Walle and Lovin.

Check your knowledge:

• Practice questions
• Answers