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**Grade 3 – Recognizing and applying understanding of number properties**

- Recognize the:
- commutative property of multiplication, i.e., a × b = b × a
- property of zero in multiplication, i.e., a × 0 = 0
- property of one in multiplication, i.e., a × 1 = a
- associative property of addition, i.e., (a + b) + c = a + (b + c)

- Apply understanding of number properties in doing calculations

– Focusing on the Fundamentals of Math – A Teacher’s Guide, p.5

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