This Fluency Activity is a part of the Lesson 1, Unit 1, Grade 2. This is a foundational skill for mastery of sums and differences to 20. I'll show a number bond, and you tell me the missing part to make 10.
This Fluency Activity is a part of the Lesson 1, Unit 1, Grade 2. This is a foundational skill for mastery of sums and differences to 20. I'll show a number bond, and you tell me the missing part to make 10.
