In second grade, kids learn that a digit’s location in a number can change its value. For instance, in the number 335, the first 3 means 300 and the second 3 means 30. Watch this video from Understood founding partner GreatSchools to see a lesson on place value in action.
Tell us what interests you
About the author
About the author
The Understood Team is made up of passionate writers and editors. Many of them have kids who learn and think differently.