Basic Facts Lesson 2.8: Knowing and using doubles to add

Ways to learn:

• Lecture:
  • video 1 overview and teaching the doubles
  • video 2 what "using doubles" means--doubles +/-1 and doubles +/- 2
  • video 3 teaching the use doubles strategy
  • text
    • last year's vids for this--if anyone uses these and finds them superior to the above, please let me know, otherwise I'll delete them next year. vid 1, vid 2, vid 3, vid 4
• Readings:
  • Edward Rathmell's essay: How can you teach using doubles for addition?
  • In Teaching Student Centered Mathematics by Van de Walle and Lovin read the section on doubles and near doubles: pages 101-102

Check your knowledge:

• Practice
• Answers