Lesson 5-2 Fractions, Decimals, and Percents

Decimals and Percents- *To write a percent as a decimal, divide by 100 and remove the percent symbol. You can move the decimal point two spots left. 39% =.39 *To write a decimal as a percent, multiply by 100 and add the percent symbol. You can move the decimal point two spots right = 39%

Percent as a decimals. 35% = 35% 115% = 115%

Write the percent as a decimal 52% 245%

Decimals as a percent

Write each decimal as a percent

Write each fraction as a percent. 3  100 = 8  x 300 = 8x 37.5 = x So, ⅜=37.5% ⅜ ⅜ = 3 ÷ = 37.5%

Write each fraction as a percent. 2  100 = 3  x 200 = 3x 66.6 = x So, ⅔ =66.6% ⅔ ⅔ = 2 ÷ = 66.6%

Write each fraction as a percent.

GEOGRAPHY: About of the land of Earth is covered by desert. North America is about 16% of the total land surface of Earth. Is the area of the deserts of Earth more of less than the area of North America? Compare Numbers Write as a percent. = Multiply by 100 and add percent symbol. = 15% Since 15% is less than 16%, the area of the deserts on Earth is just slightly less than the area of North America.

In Sun City, of voters are Democrats. In Moon Town, 48% of voters are Democrats. In which town is there a greater proportion of Democrats?