Fractions Decimals and Percents COURSE 3 LESSON 6

Fractions, Decimals, and Percents COURSE 3 LESSON 6 -1 3 Write as a percent. 25 What you think 3 I can write as an equivalent fraction with a denominator of 100. 25 4 3 25 = 4 12 100 12 I can rewrite as 12%. 100 Why it works 3 3 • 4 = 25 25 • 4 12 Multiply the numerator and denominator by 4. = 100 Simplify. = 12% Write the fraction as a percent. 6 -1

COURSE 3 LESSON 6 -1 Fractions, Decimals, and Percents Write each decimal as a percent. a. 2. 5 25 2. 5 = 10 Write the decimal as a fraction. 25 • 10 250 Write as an equivalent fraction with a denominator of 100. Write the fraction as a percent. = 10 • 10 = 100 = 250% b. 0. 003 3 0. 003 = 1, 000 3 ÷ 10 Write the decimal as a fraction. 0. 3 Write as an equivalent fraction with a denominator of 100. Write the fraction as a percent. = 1, 000 ÷ 10 = 100 = 0. 3% 6 -1

COURSE 3 LESSON 6 -1 Fractions, Decimals, and Percents In the 1996 presidential election, Bill Clinton received 379 out of the 538 electoral votes. What percent (rounded to the nearest hundredth of a percent) did he receive? Write the number of electoral votes Bill 379 Clinton received as a fraction of the total 538 number of electoral votes. 379 538 0. 7045 0. 70. 45 = 70. 45 Write the fraction as a decimal. Move the decimal point two places to the right. Insert a percent sign. Bill Clinton received 70. 45% of the electoral votes in the 1996 presidential election. 379 538 378 540 Check for reasonableness is about which is equal to 70%. This is close to 70. 45%. The answer is reasonable. 6 -1