chapter 4 fractions, decimals, and percent

Chapter 4Fractions,

Decimals, and Percent.

Day…..

1. Converting Measurements

2. Fractions to Decimals

3. Decimals to Fractions

4. Decimals to Percent

5. Percent to Decimals

Day 1

Bell WorkWrite each ratio as a part to part, part to whole, and a whole to part.

1. 18 out of 24 students take a music class in middle school.

2. Out of 12 cats, three have stripes.

3. 7 out of 8 flowers are pink.

4. Kristen sold 475 out of 500 boxes of Girl Scout cookies.

5. 6 out of 30 students get an A in Mrs. E’s class.

Justify your Response

Vocabulary•

•

•

•

•

•

an equation that’s shows two ratios are equivalent.

a number that represents part of a whole or part of a set.

Percent -

Proportion -

Rational Number -

Fraction -

Decimal-

Number Line -

a representation of a real number using the base ten and decimal notation, such as 201.4, 3.89, or 0.0006.

a ratio that compares a number to 100.

a number that can be written as a fraction

a line on which numbers are marked at intervals, used to illustrate simple numerical operations.

I Can….

Convert measurements using proportional

reasoning.

Converting Measurements

Essential Understanding: To convert measurements from one unit to another, you can use your knowledge of ratios to create a proportion.

Example:

Mrs. E’s desk is 4 ft. long. How many inches is it?

Practice

Please take out your maker boards

Wrap it Up

• Review

• Questions

• Exit Tickets

Day 2

Bell WorkStacey and Ben are planning a road trip from

Nashville, TN to Atlanta, GA. Ben uses a ruler to measure the distance on a map. He tells Stacey

they will have to travel 24inches. If the map scales shows 1 inch = 10 miles, how many miles will they travel? How many miles will they travel

round trip?Justify your response.

Homework Check

Vocabulary• _________

• _______

• ______

• _______

• _____________

• ___________

an equation that’s shows two ratios are equivalent.

a number that represents part of a whole or part of a set.

Percent -

Proportion -

Rational Number -

Fraction -

Decimal-

Number Line -

a representation of a real number using the base ten and decimal notation, such as 201.4, 3.89, or 0.0006.

a ratio that compares a number to 100.

a number that can be written as a fraction

a line on which numbers are marked at intervals, used to illustrate simple numerical operations.

I Can….

Convert fractions to decimal.

Converting Fractions to Decimals

Essential Understanding: • To convert a fraction to a decimal you simply

divide the numerator by the denominator.

Examples:

Practice

Please take out your maker boards

Wrap it Up

• Review

• Questions

• Exit Tickets

Day 3

Bell WorkConvert each fraction to a decimal.

= = 5 = = =

= = = = =

Homework Check

Vocabulary• _________

• _______

• ______

• _______

• _____________

• ___________

an equation that’s shows two ratios are equivalent.

a number that represents part of a whole or part of a set.

Percent -

Proportion -

Rational Number -

Fraction -

Decimal-

Number Line -

a representation of a real number using the base ten and decimal notation, such as 201.4, 3.89, or 0.0006.

a ratio that compares a number to 100.

a number that can be written as a fraction

a line on which numbers are marked at intervals, used to illustrate simple numerical operations.

I Can….

Convert decimals to fractions.

Convert Decimals to Fractions

Essential Understanding:• To convert a decimal to a fraction you simply

identify the place value of the last decimal place and use it as the denominator of the fraction.

• In other words, you write it like you read it. Simplify when possible.

Examples:.1 .25 .375 .4213

Your Turn….

• Clear your desk of everything but a pencil and a calculator.

Wrap it Up

• Review

• Questions

• Exit Tickets

Day 4

Bell WorkConvert each decimal to a fraction.

.2 = .33 = .236 = .8764 =

.01 = .5 = .0023 = .64 =

.15 = .45 = 3.75 = 1.5 =

Homework Check

Vocabulary• _________

• _______

• ______

• _______

• _____________

• ___________

an equation that’s shows two ratios are equivalent.

a number that represents part of a whole or part of a set.

Percent -

Proportion -

Rational Number -

Fraction -

Decimal-

Number Line -

a representation of a real number using the base ten and decimal notation, such as 201.4, 3.89, or 0.0006.

a ratio that compares a number to 100.

a number that can be written as a fraction

a line on which numbers are marked at intervals, used to illustrate simple numerical operations.

I Can….

Convert decimals to percent.

Converting Decimals to Percent.

Essential Understanding:• To convert a decimal to a percent, you simply

multiply the decimal by 100 and add a percent sign (%).

• In other words, you move the decimal two places to the right and add a percent sign.

Examples:.25 = .1 = .375 = = =

Practice

Please take out your maker boards

Wrap it Up

• Review

• Questions

• Exit Tickets

Day 5

Bell WorkConvert each decimal to a percent.

.05 = .1 = .25 = .01 =

2.25= .82 = .12 = .064 =

.333 = .6 = .9 = .0001 =

Homework Check

Vocabulary• _________

• _______

• ______

• _______

• _____________

• ___________

an equation that’s shows two ratios are equivalent.

a number that represents part of a whole or part of a set.

Percent -

Proportion -

Rational Number -

Fraction -

Decimal-

Number Line -

a representation of a real number using the base ten and decimal notation, such as 201.4, 3.89, or 0.0006.

a ratio that compares a number to 100.

a number that can be written as a fraction

a line on which numbers are marked at intervals, used to illustrate simple numerical operations.

pOp Quiz

• Take out a pencil and a calculator

• Clear everything else from your desk

I Can….

Convert percent to decimals.

Converting Percent to a Decimal.

Essential Understanding:• To convert a percent to a decimal, you simply

divide by 100 and remove the percent sign (%).

• In other words, move the decimal two places to the left and remove the percent sign.

Examples:5% = 25% = 46% = = =

Your Turn….

• Clear your desk of everything but a pencil and a calculator.

Wrap it Up

• Classroom Store

• Exit Tickets

Station Rotations

1. Write your exit ticket.

2. Pack up everything but a pencil.

3. You will have 15 minutes to complete each rotation

Computer Station• http://

learnzillion.com/lessons/842-define-unit-rate-using-double-number-line

• http://learnzillion.com/lessons/613-solve-rate-problems-using-double-number-lines

• http://learnzillion.com/lessons/612-solve-for-missing-values-in-rate-problems-using-a-table

(6 minutes per video)

1st Rotation

2nd Rotation

3rd Rotation

4th Rotation