Represent and solve problems involving addition and subtraction
Use place value understanding and properties of operations to add and subtract
Estimated Time: 1 class period
During this lesson students will listen to the story Ten Flashing Fireflies and as they read they will respond about what they see, combinations of numbers and questions about more and less. After reading the story students will work to solve a firefly story problem using a model for their thinking. At the conclusion of the lesson students can take a gallery walk to explore other strategies for solving the problem.