Description
This lesson plan demonstrates how to understand and apply fact families to finding missing addends and subtrahends. This lesson also addresses how to solve for missing addends and subtrahends in word problems. During this lesson, students are asked to work collaboratively on an interactive activity in which they figure out the missing addend, found on a facedown card, based on everyone’s own number and the given sum by the dealer. Students are also asked to complete practice problems on their own in order to demonstrate their understanding of the lesson.
At the end of the lesson, students will be able to understand and apply fact families to finding missing addends and subtrahends. Students will also be able to solve for missing addends and subtrahends in word problems.