Working with Numbers, Operations, and Story Problems
Big Idea:Students will continue working with games that ask them to use the counting on strategy. The lesson will end with a story problem that allows for the students to use the counting on strategy in a real world situation.
Big Idea:Students have spent time building the numbers 11-19. This lesson gives them the opportunity to go at it from the other direction, taking the numbers and breaking them apart into a ten and some extra.