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2nd Grade Math
3. NY.2.OA.3
3.1 Even or odd numbers of objects
Even or odd numbers of objects
What You'll Learn
Identify whether a group of objects is even or odd by counting
Recognize that even numbers can be paired with no leftovers
Understand that odd numbers have one object remaining after pairing
Classify numbers up to 20 as even or odd based on visual patterns
What You'll Practice
1
Counting objects (fruit) up to 10 and determining if the total is even or odd
2
Counting objects up to 20 and identifying even or odd classification
3
Analyzing visual arrangements of objects to recognize even/odd patterns
Why This Matters
Understanding even and odd numbers builds your foundation for skip counting, multiplication, division, and number patterns. This concept appears throughout math, from basic arithmetic to algebra, and helps you recognize structure in numbers and solve problems more efficiently.
This Unit Includes
Practice exercises
Skills
Even Numbers
Odd Numbers
Counting
Number Sense
Classification
Patterns
NY Curriculum Aligned