Add and subtract fractions with unlike denominators (including mixed numbers) by replacing given fractions with equivalent fractions in such a way as to produce an equivalent sum or difference of fractions with like denominators. For example, 2/3 + 5/4 = 8/12 + 15/12 = 23/12. (In general, a/b + c/d = (ad + bc)/bd.)

## Fractions Lesson Plan: Satisfraction

Posted by Steve Ji on

In this lesson plan, adaptable for grades 3-5, students play Satisfraction, a game that challenges students to explore fractions by comparing fractional amounts. ...

## Adding and Subtracting Unlike Fractions Lesson Plan: Check The Denominator!

Posted by on

In this lesson plan adaptable for grades 3-8, students use BrainPOP to learn how to identify the lowest common denominator in equations, and add and subtract unlike fractions. They’ll also explain in ...

## Math Skills Lesson Plan: It’s All Fun and Games

Posted by SM Bruner on

In this math skills lesson plan, which is adaptable for grades 3-12, students work collaboratively to research selected math skills. Students then create, play, and assess a math game that is designed...