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Chapter 4 Fractions, Decimals, and Percent. Day…. Converting Measurements Fractions to Decimals Decimals to Fractions Decimals to Percent Percent to Decimals. Day 1. Bell Work. Write each ratio as a part to part, part to whole, and a whole to part .
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Day….. • Converting Measurements • Fractions to Decimals • Decimals to Fractions • Decimals to Percent • Percent to Decimals
Bell Work Write each ratio as a part to part, part to whole, and a whole to part. • 18 out of 24 students take a music class in middle school. • Out of 12 cats, three have stripes. • 7 out of 8 flowers are pink. • Kristen sold 475 out of 500 boxes of Girl Scout cookies. • 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. Proportion - • a number that represents part of a whole or part of a set. Fraction - a representation of a real number using the base ten and decimal notation, such as 201.4, 3.89, or 0.0006. Decimal- Percent - a ratio that compares a number to 100. a number that can be written as a fraction Rational Number - a line on which numbers are marked at intervals, used to illustrate simple numerical operations. Number Line -
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
Bell Work Stacey 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.
Vocabulary • an equation that’s shows two ratios are equivalent. Proportion - • _________ • _______ • ______ • _______ • _____________ • ___________ • a number that represents part of a whole or part of a set. Fraction - a representation of a real number using the base ten and decimal notation, such as 201.4, 3.89, or 0.0006. Decimal- Percent - a ratio that compares a number to 100. a number that can be written as a fraction Rational Number - a line on which numbers are marked at intervals, used to illustrate simple numerical operations. Number Line -
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
Bell Work Convert each fraction to a decimal. = = 5 = = = = = = = =
Vocabulary • an equation that’s shows two ratios are equivalent. Proportion - • _________ • _______ • ______ • _______ • _____________ • ___________ • a number that represents part of a whole or part of a set. Fraction - a representation of a real number using the base ten and decimal notation, such as 201.4, 3.89, or 0.0006. Decimal- Percent - a ratio that compares a number to 100. a number that can be written as a fraction Rational Number - a line on which numbers are marked at intervals, used to illustrate simple numerical operations. Number Line -
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
Bell Work Convert each decimal to a fraction. .2 = .33 = .236 = .8764 = .01 = .5 = .0023 = .64 = .15 = .45 = 3.75 = 1.5 =
Vocabulary • an equation that’s shows two ratios are equivalent. Proportion - • _________ • _______ • ______ • _______ • _____________ • ___________ • a number that represents part of a whole or part of a set. Fraction - a representation of a real number using the base ten and decimal notation, such as 201.4, 3.89, or 0.0006. Decimal- Percent - a ratio that compares a number to 100. a number that can be written as a fraction Rational Number - a line on which numbers are marked at intervals, used to illustrate simple numerical operations. Number Line -
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
Bell Work Convert each decimal to a percent. .05 = .1 = .25 = .01 = 2.25= .82 = .12 = .064 = .333 = .6 = .9 = .0001 =
Vocabulary • an equation that’s shows two ratios are equivalent. Proportion - • _________ • _______ • ______ • _______ • _____________ • ___________ • a number that represents part of a whole or part of a set. Fraction - a representation of a real number using the base ten and decimal notation, such as 201.4, 3.89, or 0.0006. Decimal- Percent - a ratio that compares a number to 100. a number that can be written as a fraction Rational Number - a line on which numbers are marked at intervals, used to illustrate simple numerical operations. Number Line -
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 • Write your exit ticket. • Pack up everything but a pencil. • 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)