Fractions/Decimals/Percents

Percents as Fractions and Decimals

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Before you start... GET PAPER & PENCIL!!

You need to read the information carefully and WRITE DOWN THE WORK! The goal is to get the questions correct by taking your time.

What is a Percent?

• Percent is a special ratio compared to 100

• Fractions, Decimals and Percents can all be equal ways of saying the same value.

• Today we will practice changing from percents to fractions to decimals.

Percent to Fraction

Multiple Choice

What is 35% as a fraction?

• $$\frac{35}{100}$$  

• $$\frac{3.5}{100}$$  

• $$\frac{35}{50}$$  

• $$\frac{3}{5}$$  

Multiple Choice

What is 60% as a fraction in SIMPLEST FORM?

• $$\frac{6}{10}$$  

• $$\frac{60}{100}$$  

• $$\frac{3}{5}$$  

• $$\frac{6}{1}$$  

Multiple Choice

What is 8% as a fraction?

• $$\frac{80}{100}$$

• $$\frac{8}{10}$$

• $$\frac{8}{100}$$

• $$\frac{8}{1}$$

Percent as a Decimal

Percent as a Decimal

Multiple Choice

What is 43% as a decimal?

• 43.100

• 4.3

• 0.43

• 0.043

Multiple Choice

What is 60% as a decimal?

• 6.0

• 0.6

• 0.06

• 60.100

Percent as a Decimal

Multiple Choice

What is 9% as a decimal?

• 0.09

• 0.9

• 9.100

Multiple Choice

What is 14.5% as a decimal?

• 1.45

• 0.145

• 0.0145

• 14.5

Multiple Choice

How would you show 100% as a decimal?

• 1.00

• 0.100

• 0.0100

• 1.11

Fraction as a Percent

• Remember a percent has a denominator of 100.

• Make an equivalent fraction by multiplying or dividing and so the denominator is 100.

Multiple Choice

What is  $$\frac{3}{10}$$  as a percent? 

• 300%

• 30%

• 3%

• 0.3%

Multiple Choice

What is  $$\frac{2}{5}$$  as a percent?

• 2%

• 20%

• 4%

• 40%

Multiple Choice

What is  $$\frac{24}{25}$$  as a percent?

• 96%

• 24.25%

• 4%

• 24%

Fraction to a Percent Method 2

• Fractions can also be division problems

• So divide numerator by denominator

• Look at the digits up to the hundredths place to find the percent

Multiple Choice

What is $$\frac{5}{8}$$  as a percent?

• 0.625%

• 6.25%

• 62.5%

• 625%

Multiple Choice

3/40 as a percent

• 75%

• 63%

• 7.5%

• 34%

Multiple Choice

Covert 7/8 to a percent.

• 8.75%

• 87.5%

• 875%

• 78%

Multiple Choice

If Johnny gets 17 out of 18 on his quiz what percentage grade does her recieve?

• 92%

• 94%

• 96%

• 98%

Multiple Choice

Roger ate 2/5 of a pizza. What percent of a pizza did he eat?

• 40%

• 25%

• 4%

• 5%

Multiple Choice

If a sale has a shirt 1/4 off the original price, what discount is that as a decimal? 

• 0.27

• 0.25

• 0.23

• 0.20

Multiple Choice

There are 4 trombones out of 25 instruments in the Landers town band.

What percent of the instruments are trombones?

• 4%

• 20%

• 16%

• 25%

Multiple Choice

James took a quiz and got 15 questions out of 20 questions right what was his grade percentage?

• 10%

• 50%

• 100%

• 75%

Poll

How well do you understand changing between fractions, decimals, and percents?

• 4, I understand this very well and can teach others

• 3, I understand this well but might get stuck one

• 2, I understand some but need help on some steps

• 1, I need help and don't understand any of these