6.4 Operations with Fractions and Decimals

Intro Lesson

Aws4 request&x amz signedheaders=host&x amz signature=d2c834d36baf6a8751143118a594c28c9d1a8ab2393c3d3e92c5b3fed431de8d

Are We Alone?

What are the chances that we'll communicate with aliens? Students use fraction multiplication to explore the Drake Equation, the formula astronomers use to estimate the number of intelligent civilizations with whom we might communicate.

Topic: Number and Operations -- Fractions (NF)

Middle Lesson

Aws4 request&x amz signedheaders=host&x amz signature=83046332a3478aa6b98bfdf8ec243a4fb31172f1c2ecc3c80a2ab5878cfd1584

Compromised

How were free states and slave states represented in Congress? In this lesson, students use census data and fraction multiplication to explore the effects of the Three-Fifths Compromise on the balance of power between free and slave states in early America.

Topic: Number System (NS)

End Lesson

Aws4 request&x amz signedheaders=host&x amz signature=6e7d8db9a1f69b860e740e78726765965d6bfad43d184a62dc6bbd36bb61a7b8

Harmony of Numbers

Why do certain pairs of notes sound better than others? Students use ratios and fraction division to explore what makes two notes sound good or bad when played together.

Topic: Number System (NS), Ratios and Proportional Relationships (RP)