# Fractions, Decimals and Percents

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Fractions, Decimals and Percents

What is a percent??? Percent : A ratio of a number to The symbol % is used to indicate that a number is a percent . Example : 40% is the ratio 40 to 100, or 40 100 Percents can be written as fractions or decimals

Writing Percents as Fractions
Write 35% as a fraction in simplest form. 35% = 35 100 = 7 20 Write the percent as a fraction with a denominator of 100 Simplify

Writing Percents as Fractions
Write 88% as a fraction 88% = 88 100 = 22 25 Write the percent as a fraction with a denominator of 100 Simplify

Your Turn… Write 2% as a fraction

Your Turn Write 45% as a fraction

Writing Percents as Decimals
Write 43% as a decimal. 43% = 43 100 = 0.43 43% = = 0.43 Write the percent as a fraction with a denominator of 100. Write the fraction as a decimal All you have to do is move the decimal to the LEFT 2 times!

Writing Percents as Decimals
Write 105% as a decimal. 105% = 105 100 = 1.05 105% = = 1.05 Write the percent as a fraction with a denominator of 100. Write the fraction as a decimal All you have to do is move the decimal to the LEFT 2 times!

Your Turn… Write 16% as a decimal

Your Turn… Write 104% as a decimal

Writing Decimals as Percents
Write 0.07 as a percent. = 7 100 = 7% 0.07 = = 7% Write the decimal as a fraction Write the fraction as a percent All you have to do is move the decimal to the RIGHT 2 times!

Writing Decimals as Percents
Write as a percent. = 1000 = 3.8% = = 3.8% Write the decimal as a fraction Write the fraction as a percent All you have to do is move the decimal to the RIGHT 2 times!

Your Turn Write 0.57 as a percent

Your Turn Write 0.2 as a percent

Writing Fractions as Percents
Write 4 as a percent 5 4 = 4 • 20 • 20 = 80 100 = 80% Write an equivalent fraction with a denominator of 100. Write the fraction as a percent

Writing Fractions as Percents
Write 3 as a percent 8 3 = 3 ÷ 8 = = 37.5% Use division to write the fraction Write the decimal as a percent

Your Turn… Write 3 as a fraction 10

Your Turn… Write 11 as a fraction 40

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