Lesson Plan: Properties of Addition: Fractions
This lesson plan includes the objectives, prerequisites, and exclusions of the lesson teaching students how to use the commutative and associative properties to add three fractions or mixed numbers.
Objectives
Students will be able to
- identify and use the commutative property when adding fractions,
- identify and use the associative property when adding fractions,
- use the properties to add three or more fractions and mixed numbers efficiently,
- solve word problems.
Prerequisites
Students should already be familiar with
- the commutative property of addition,
- the associative property of addition,
- adding fractions with like denominators,
- adding fractions with unlike denominators.
Exclusions
Students will not cover
- the distributive property.