Visualizing Percent, Fraction, Ratio, and Decimal Concepts

This video tutorial teaches students about percents and their relationships with fractions, ratios, and decimals. It begins with an introduction to the concept of percents, explaining that 'percent' means 'per hundred.' The tutorial uses models to visualize percents and demonstrates how to convert percents into fractions, ratios, and decimals. Through examples, students learn to perform these conversions and understand the interconnections between these mathematical concepts.

What does the term 'percent' mean?

• A part per 50

• A part per 10

• A part per 1000

• A part per 100

If 50 parts out of 100 are shaded, what percent does this represent?

• 75%

• 100%

• 50%

• 25%

How do you convert 89% to a fraction?

• 89/10

• 0.89/10

• 89/100

• 8.9/100

What is the ratio form of 89%?

• 8.9:100

• 89:10

• 89:100

• 0.89:10

How do you write 0.89 as a percent?

• 0.089%

• 8.9%

• 0.89%

• 89%

If 43 parts out of 100 are shaded, what is the decimal representation?

• 0.043

• 0.43

• 4.3

• 43.0

What is the percent form of the decimal 0.43?

• 430%

• 43%

• 0.43%

• 4.3%

What is the ratio of 1 shaded part out of 4 parts?

• 3:1

• 1:3

• 4:1

• 1:4

Convert the fraction 1/4 to a decimal.

• 0.5

• 0.125

• 0.25

• 0.4

What is the percent form of the decimal 0.5?

• 0.5%

• 5%

• 50%

• 500%