Christmas Edition Second Grade Math - Odd Or Even Numbers 2.OA.3 Practice provides two ways for students to practice and show mastery of their ability to understand subtraction as an unknown-addend problem. 2 OA.3
Problems are unique from other sets I offer!
It includes 20 distinct problems in two sets (67 slides in all!), with and without following answer slides and now Student Answer Sheet and matching Answer Key. The PowerPoint file can be used on computers, or Promethean and Smart boards.
Take a look at the preview file and buy today for your students benefit!
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.