Second Grade Common Core Math - Odd Or Even Numbers 2.OA.3 Practice provides two ways for students to practice and show mastery of their ability to determine whether a group of objects (up to 20) has an odd or even number of members.
It includes 40 distinct problems in two sets (129 slides in all!), with and without following answer slides. The PowerPoint file can be used on computers, or Promethean Activboard and Smart boards.
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Standard 2 OA.3 Work with equal groups of objects to gain foundations for multiplication.
3. Determine whether a group of objects (up to 20) has an odd or even number of members, e.g., by pairing objects or counting them by 2s; write an equation to express an even number as a sum of two equal addends.