Unit 3A Percents Introduction

Percents Introduction

Open Ended

List three things you already know about percents.

Poll

How do we write this fraction as a percent?

• 3.5%

• 35%

Open Ended

Why is the denominator of a % fraction ALWAYS 100?

Poll

About what percent of the pie chart is green?

• 10%

• 20%

• 25%

• $$\frac{5}{1}$$  

Multiple Choice

Write the percent as a % fraction.

• $$\frac{5}{10}$$  

• $$\frac{50}{100}$$  

• $$\frac{5}{100}$$  

• $$\frac{5}{1}$$  

Multiple Choice

Write the fraction as a percent.

• 2.7%

• 27%

Open Ended

How could we find the percent equivalent of this fraction? Without a calculator!