Percent III by Monica Yuskaitis.

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Presentation transcript:

Percent III by Monica Yuskaitis

How to Change Fractions to Percents Step 1 - Divide the denominator into the numerator. Stop! You can’t divide a larger number into a smaller number! 3 4 Copyright © 2000 by Monica Yuskaitis

How to Change Fractions to Percents Step 1 - Divide the denominator into the numerator. Sure you can if you use decimals. Just watch! 3 4 Copyright © 2000 by Monica Yuskaitis

How to Change Fractions to Percents Step 2 – Add a decimal behind your dividend and two zeros. Now does it look like you can divide? 3 4 4) 3 .00 Copyright © 2000 by Monica Yuskaitis

How to Change Fractions to Percents Step 3 – Place a decimal in your quotient exactly above the decimal. Putting the decimal in the right spot is important. . 3 4 4) 3 .00 Copyright © 2000 by Monica Yuskaitis

How to Change Fractions to Percents Step 4 – Divide exactly like you would with long division. . 7 5 Great job! 4) 3 .00 3 4 2 8 2 2 Copyright © 2000 by Monica Yuskaitis

How to Change Fractions to Percents Step 5 – Move the decimal 2 places to the right and change the decimal to a percent sign. Now wasn’t that easy! 3 4 . 7 5 % = Copyright © 2000 by Monica Yuskaitis

Change this fraction to a percent The first step is to divide the denominator into the numerator. 1 5) 1 5 Copyright © 2000 by Monica Yuskaitis

Change this fraction to a percent The second step is to add a decimal & 2 zeros after the dividend. 1 5) 1 .00 5 Copyright © 2000 by Monica Yuskaitis

Change this fraction to a percent The third step is to place the decimal in the quotient directly above the decimal. . 1 5) 1 .00 5 Copyright © 2000 by Monica Yuskaitis

Change this fraction to a percent . 2 1 5) 1 .00 The fourth step is to divide using long division. 5 1 Copyright © 2000 by Monica Yuskaitis

Change this fraction to a percent . The fifth step is to move the decimal point 2 places to the right and change it to a percent sign. 2 % 1 5) 1 .00 5 1 Copyright © 2000 by Monica Yuskaitis

Memorize These Equivalents 1 2 50% 66.6% = = 2 3 1 1 25% 20% = = 4 5 3 2 75% 40% = = 4 5 1 33.3% 3 60% = = 3 5 Copyright © 2000 by Monica Yuskaitis

What is the equivalent percent? 1 = 50% 2 Copyright © 2000 by Monica Yuskaitis

What is the equivalent percent? 1 = 25% 4 Copyright © 2000 by Monica Yuskaitis

What is the equivalent percent? 3 = 75% 4 Copyright © 2000 by Monica Yuskaitis

What is the equivalent percent? 1 = 33.3% 3 Copyright © 2000 by Monica Yuskaitis

What is the equivalent percent? 2 = 66.6% 3 Copyright © 2000 by Monica Yuskaitis

What is the equivalent percent? 1 = 20% 5 Copyright © 2000 by Monica Yuskaitis

What is the equivalent percent? 2 = 40% 5 Copyright © 2000 by Monica Yuskaitis

What is the equivalent percent? 3 = 60% 5 Copyright © 2000 by Monica Yuskaitis

What is the equivalent percent? 4 = 80% 5 Copyright © 2000 by Monica Yuskaitis

Credits Clipart from “Microsoft Clip Gallery” located on the Internet Illustrations from: Corel Gallery by Corel Corp. Broderbund ClipArt T/Maker Co. Clipart from “Microsoft Clip Gallery” located on the Internet at http://cgl.microsoft.com/ clipgallerylive/default.asp Copyright © 2000 by Monica Yuskaitis