Converting Between Fractions, Decimals, and Percents

The video is a review of converting between fractions, decimals, and percents. It covers using a calculator to simplify these conversions, including fraction to decimal, decimal to percent, percent to decimal, fraction to percent, decimal to fraction, and percent to fraction. The instructor introduces the DIP method for moving decimal points and emphasizes the ease of using calculators for these tasks.

What is the main focus of today's review session?

• Geometry and Algebra

• Fractions, Decimals, and Percents

• Trigonometry and Calculus

• Statistics and Probability

How do you convert a fraction to a decimal using a calculator?

• Divide the numerator by the denominator

• Multiply the numerator by the denominator

• Add the numerator and the denominator

• Subtract the numerator from the denominator

What is the decimal equivalent of 4/9?

• 0.44

• 0.4444...

• 0.4

• 0.444

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

How do you convert a decimal to a percent?

• Multiply by 100

• Divide by 100

• Add 100

• Subtract 100

What is 0.28 as a percent?

• 2.8%

• 0.28%

• 28%

• 280%

How do you convert a percent to a decimal?

• Multiply by 100

• Subtract 100

• Divide by 100

• Add 100

What is 14.2% as a decimal?

• 1.42

• 0.142

• 14.2

• 0.0142

How do you convert a fraction to a percent?

• Subtract 100 from the fraction

• Add 100 to the fraction

• Multiply the fraction by 100 directly

• Convert the fraction to a decimal and then multiply by 100

What is 5/8 as a percent?

• 62.5%

• 625%

• 0.625%

• 6.25%

How do you convert a percent to a fraction?

• Add 100 to the percent and simplify

• Multiply the percent by 100 and simplify

• Divide the percent by 100 and simplify

• Subtract 100 from the percent and simplify