Decimals, Percents, and Fractions Explained

What do decimals, percents, and fractions have in common?

• They all represent different concepts.

• They all represent parts of a whole.

• They are unrelated to each other.

• They are only used in mathematics.

What is the base value for percents?

• 1

• 1000

• 100

• 10

How is a whole represented in decimals?

• As a power of 1000

• As a power of 100

• As a power of 10

• As a power of 2

What can the whole be in fractions?

• Anything you want

• Always 10

• Always 100

• Always 1

How do you convert a decimal to a percent?

• Multiply by 10

• Move the decimal point two places to the right

• Divide by 100

• Move the decimal point two places to the left

What method is used to convert fractions to decimals?

• Subtraction

• Long division

• Addition

• Multiplication

How do you convert a fraction to a percent?

• Use long division and then divide by 100

• Use long division and then multiply by 100

• Divide by 100

• Multiply by 100

What is the first step in converting a decimal to a fraction?

• Divide by 10

• Multiply by 100

• Simplify the fraction

• Write the decimal as a fraction with a power of 10 as the denominator

What is the main goal of understanding decimals, percents, and fractions?

• To confuse students

• To communicate the same idea in different ways

• To make math more difficult

• To use them only in recipes