Everyday Mathematics4 at Home |
Unit Resources |
Grade 2 Unit 2: |
Background Information |
Lesson 2-3 Vocabulary
Doubles fact
An addition fact in which a number is added to itself, such as 4 + 4 = 8 and 9 + 9 = 18.
Everyday Mathematics4 at Home |
Unit Resources |
Grade 2 Unit 2: |
Background Information |
An addition fact in which a number is added to itself, such as 4 + 4 = 8 and 9 + 9 = 18.