Tuesday, Oct 30

5 Minute CheckWrite each decimal as a fraction or mixed number.1. 0.32. 1.65Write each fraction as a decimal.3. 4. 21

5 Minute CheckWrite each decimal as a fraction or mixed number.1. 0.3 =

5 Minute CheckWrite each decimal as a fraction or mixed number.2. 1.65

5 Minute CheckWrite each decimal as a fraction or mixed number.2. 1.65 = 1 = 1

5 Minute CheckWrite each fraction as a decimal.3.

5 Minute CheckWrite each fraction as a decimal.3. = = 0.76

5 Minute CheckWrite each fraction as a decimal.4. 21

5 Minute CheckWrite each fraction as a decimal.4. 21 = 21 = 21.625

Tuesday, Sept 9Lesson 6.2.2 and 6.2.3

Percents, Decimals and Fractions

Percents, Decimals and FractionsObjective: To understand how to convert between percents, decimals and fractions.

Percents, Decimals and FractionsLesson 6.2.2

Percents, Decimals and FractionsA percent is a ratio that compares a number to 100.

Examples 5050%=50:100 50%=100

Percents, Decimals and FractionsA percent is a ratio that compares a number to 100.

What ratio does 75% represent?

Percents, Decimals and FractionsA percent is a ratio that compares a number to 100.

What ratio does 75% represent?

7575:100 75 out of 100 100

Percents, Decimals and FractionsA percent is a ratio that compares a number to 100.

Are these in simplest form?

7575:100 75 out of 100 100

Percents, Decimals and FractionsA percent is a ratio that compares a number to 100.

Are these in simplest form?

3 3:4 3 out of 4 4

Percents, Decimals and FractionsWrite 40% as a fraction.

To Write a Percent as a Fraction.

Step 1 - Write the percent as a rate out of 100.

40100

Percents, Decimals and FractionsWrite 40% as a fraction.

To Write a Percent as a Fraction.

Step 2 Simplify, if necessary.

40 2 2100 2 = 5

Percents, Decimals and FractionsWrite 75% as a fraction.

Do this on your own.

Percents, Decimals and FractionsWrite 75% as a fraction.

75 25 3100 25 = 4

Percents, Decimals and FractionsWrite 90% as a fraction.

Do this on your own.

Percents, Decimals and FractionsWrite 90% as a fraction.

90 10 9100 10 =10

Percents, Decimals and FractionsWrite 38% as a fraction.

Do this on your own.

Percents, Decimals and FractionsWrite 38% as a fraction.

38 2 19100 2 = 50

Percents, Decimals and FractionsIn a recent survey 55% of cell phone users say they text. What fraction of cell phone users is this?

(Do this on your own)

Percents, Decimals and FractionsIn a recent survey 55% of cell phone users say they text. What fraction of cell phone users is this?

55 5 11100 5 = 20

Percents, Decimals and FractionsThe table shows the percent of each movie type rented during a month. What fraction of the rentals were action movies?

Percents, Decimals and FractionsThe table shows the percent of each movie type rented during a month. What fraction of the rentals were action movies?

35 5 7 100 5 = 20

Percents, Decimals and FractionsThe table shows the percent of each movie type rented during a month. What fraction of the rentals were action movies?

35 5 7 100 5 = 20

You did not need to add up the percents to get the total. Why?

Percents, Decimals and Fractions 6 Write 8 as a percent.

To Write a Fraction as a Percent.

Step 1 Convert the fraction to a decimal.

6 3 758 = 4 = 100 = 0.75

Percents, Decimals and Fractions 6 Write 8 as a percent.

To Write a Fraction as a Percent.

Step 2 Multiply by 100 and add the % sign.(Or just move the decimal point two places to the right).

6 3 758 = 4 =100 = 0.75x 100 = 75%

Percents, Decimals and Fractions 5 Write 20 as a percent.

(Do this on your own)

Percents, Decimals and Fractions 5 Write 20 as a percent.

5 1 2520 = 4 =100 = 0.25 x 100 = 25%

Percents, Decimals and Fractions 1 Write 5 as a percent.

(Do this on your own)

Percents, Decimals and Fractions 1 Write 5 as a percent.

1 20 5 = 100 = 0.20 x 100 = 20%

Percents, Decimals and FractionsMitchell made 12 out of 40 shots during the basketball game. What percentage of the shots did he make?

Do this on your own.

Percents, Decimals and FractionsMitchell made 12 out of 40 shots during the basketball game. What percentage of the shots did he make?

12 3 40 =10= 0.3 x 100 = 30%

What percentage of his shots did he NOT make?

Percents, Decimals and FractionsMitchell made 12 out of 40 shots during the basketball game. What percentage of the shots did he make?

What percentage of his shots did he NOT make?

100% - 30% = 70%

Percents, Decimals and FractionsElsa ran for 7 out of 10 days. What percent of days did she run?

Do this on your own.

Percents, Decimals and FractionsElsa ran for 7 out of 10 days. What percent of days did she run?

7 10 = 0.7 x 100 = 70%

Percents, Decimals and FractionsDuring a workout, Elan spent 28% of his time on the treadmill. What fraction of his workout was on the treadmill?

Do this on your own.

Percents, Decimals and FractionsDuring a workout, Elan spent 28% of his time on the treadmill. What fraction of his workout was on the treadmill?

28 2 14 2 7100 2 = 50 2 = 25

Percents, Decimals and FractionsLesson 6.2.3

Percents, Decimals and FractionsWrite 48% as a decimal.

To Write a Percent as a Decimal.

Divide the decimal by100 and remove the % sign. (Or just move the decimal point two places to the left).

48% 100 = .48 or

.48.

Percents, Decimals and FractionsWrite 56% as a decimal.

(Do this on your own)

Percents, Decimals and FractionsWrite 56% as a decimal.

56% 100 = .56

.56.

Percents, Decimals and FractionsWrite 32% as a decimal.

(Do this on your own)

Percents, Decimals and FractionsWrite 32% as a decimal.

32% 100 = .32

.32.

Percents, Decimals and FractionsWrite 93% as a decimal.

(Do this on your own)

Percents, Decimals and FractionsWrite 93% as a decimal.

93% 100 = .93

.93.

Percents, Decimals and FractionsWrite 122% as a decimal.

(Do this on your own)

Percents, Decimals and FractionsWrite 122% as a decimal.

122% 100 = 1.22

1 .22.

This is tomorrows lesson!

Percents, Decimals and FractionsWrite .4 as a percent.

To Write a Decimal as a Percent. Multiply the decimal by100 and add the % sign. (Or just move the decimal point two places to the right. Dont forget to add zeros).

.4 x 100 = 40%

.40.%

Percents, Decimals and FractionsWrite .25 as a percent.

(Do this on your own)

Percents, Decimals and FractionsWrite .25 as a percent.

.25 x 100 = 25%

.25.%

Percents, Decimals and FractionsWrite .73 as a percent.

(Do this on your own)

Percents, Decimals and FractionsWrite .73 as a percent.

.73 x 100 = 73%

.73.%

Percents, Decimals and FractionsWrite .05 as a percent.

(Do this on your own)

Percents, Decimals and FractionsWrite .05 as a percent.

.05 x 100 = 5%

.05.%

Percents, Decimals and FractionsWrite .775 as a percent.

(Do this on your own)

Percents, Decimals and FractionsWrite .775 as a percent.

.775 x 100 = 77.5%

.77.5%

Percents, Decimals and FractionsWrite 1.5 as a percent.

(Do this on your own)

Percents, Decimals and FractionsWrite 1.5 as a percent.

1.5 x 100 = 150%

1.50.%

Percents, Decimals and FractionsWrite 5.634 as a percent.

(Do this on your own)

Percents, Decimals and FractionsWrite 5.634 as a percent.

5.634 x 100 = 563.4%

5.63.4%

Percents, Decimals and FractionsThe United States produces more corn than any other country, producing .35 of the total corn crops. What is the percentage?

Percents, Decimals and FractionsThe United States produces more corn than any other country, producing .4 of the total corn crops. What is the percentage?

.35 x 100 = 35%

Percents, Decimals and FractionsWhich number does not belong?

9 45 820 100 45% 45

Do this on your own.

Percents, Decimals and FractionsWhich number does not belong?

9 45 820 100 45% 45

8 945 , the other numbers are equivalent to 20

Percents, Decimals and FractionsWrite a decimal between .5 and .75. Then write it as a fraction in the simplest form.

Do this on your own.

Percents, Decimals and FractionsWrite a decimal between .5 and .75. Then write it as a fraction in the simplest for form and then write it as a fraction. There are many answers to this. Sample answer.6 = = = 60%

Percents, Decimals and FractionsHow would you write 43 % as a decimal?

Do this on your own.

Percents, Decimals and FractionsHow would you write 43 % as a decimal?

3 7543 4 =43100 = 43.75%

43.75% 100 = 0.4375

.43.75

Percents, Decimals and FractionsOver the past two days we have learned 6 methods for writing percents, decimals and fractions. You should be able to write a.

You should be able to write a:Decimal as a FractionSimplify the word form. You should be able to write a:Decimal as a FractionSimplify the word form. Fraction as a DecimalEquivalent fraction with a denominator of 10, 100, or 1000. You should be able to write a:Decimal as a FractionSimplify the word form. Fraction as a DecimalEquivalent fraction with a denominator of 10, 100, or 1000. Percent as a FractionPut the number over 100 and simplify. You should be able to write a:Decimal as a FractionSimplify the word form. Fraction as a DecimalEquivalent fraction with a denominator of 10, 100, or 1000. Percent as a FractionPut the number over 100 and simplify. Fraction as a PercentConvert to a decimal and multiply by 100.You should be able to write a:Decimal as a FractionSimplify the word form. Fraction as a DecimalEquivalent fraction with a denominator of 10, 100, or 1000. Percent as a FractionPut the number over 100 and simplify. Fraction as a PercentConvert to a decimal and multiply by 100.Percent as a DecimalMove the decimal point two places to the left.You should be able to write a:Decimal as a FractionSimplify the word form. Fraction as a DecimalEquivalent fraction with a denominator of 10, 100, or 1000. Percent as a FractionPut the number over 100 and simplify. Fraction as a PercentConvert to a decimal and multiply by 100.Percent as a DecimalMove the decimal point two places to the left.Decimal as a PercentMove the decimal point two places to the right.Percents, Decimals and FractionsAgenda NotesHomework Homework Practice 6.2.2/6.2.3Due Wednesday, Sept 10

Mid-Chapter Quiz Thursday, Sept 11