Students will be able to interpret and solve addition and subtraction problems by understanding the concept of grouping, identify arithmetic patterns in addition and subtraction tables, and fluently add and subtract within 1000 using place value and properties of operations.

Students will know and apply the properties of operations to generate addition and subtraction fact families for numbers up to 10.

Describe your process for determining the objective(s) for this lesson and what you considered to ensure it was at the appropriate level of rigor for your students.

What key questions will you ask in order to determine if students understand the content?

What methods will you use to check for understanding during this lesson?

Describe what you will use to assess whether your students mastered the skill at the end of this lesson.

What else should the observer look for (i.e. particular students, student engagement, classroom climate, instructional strategies, etc.)?