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Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 3 MAP 2 D Trimester 2 Instructional Strategies Grade 3 Updated 1/10

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Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 3 Use Fraction Strips to Find Equivalent Fractions Equivalent means “the same”. Fractions are equivalent if they name the same amount. * Slide Animates

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Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 3 Use Fraction Strips to Find Equivalent Fractions Equivalent means “the same”. Fractions are equivalent if they name the same amount. Slide for Printing Fractions equivalent to one half are outlined in black.

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Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 3 Use Fraction Strips to Find Equivalent Fractions Find a fraction equivalent to. 1. Find. 2. Look up or down to find a set of fractions equal to. 3. Count the pieces. 4. Write the equivalent fractions. Do you see another fraction equal to two-thirds?

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Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 3 What Patterns Do You See in Equivalent Fractions?

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Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 3 What Patterns Do You See in Equivalent Fractions? Count by 1s Count by 2s 1 2 Double

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Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 3 What Patterns Do You See in Equivalent Fractions?

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Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 3 How Do You Make a List of Equivalent Fractions? Count by 1s Count by 4s

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Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 3 Fractions and Decimals Represent the Same Concept What is represented as a decimal? Think of how you would find one-fourth of a dollar 4 1 = $0.25= = 4 1

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Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 3 Fractions and Decimals Represent the Same Concept What is represented as a decimal? Think of how you would find one-half of a dollar 2 1 = $0.50= = 2 1 = 0.5

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Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 3 Fractions and Decimals Represent the Same Concept What is represented as a decimal? Think of how you would find three- fourths of a dollar 4 3 = $0.75= = 4 3

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Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 3 Fractional Part of a Group What is 1 of 16? Divide of 16 is Rewrite as an equation ↓x↓x Rewrite 16 as a Fraction = 2. Multiply numerator and denominator 1414 x 16 1 = 16 4 =4 Chapter 18 Lesson 2

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Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 3 Compare Fractions Compare. Write >,<, = Cross Multiply xx Circle your product. 3. Compare (6 is less than 8) is less than < Chapter 18 Lesson 3 & 4

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Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 3 Add and Subtract Fractions Look at the denominator. If the denominators are the same, the denominator stays the same. Hint: It is like a reflection in a mirror. Add the numerators = _ = Look at the denominator. If the denominators are the same, the denominator stays the same. Hint: It is like a reflection in a mirror. 9 ____________________________________________________________________________________________ _ 6 Subtract the numerators. Chapter 19 Lesson 1,3

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Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 3 Convert Fractions to Decimals 1. Look at the denominator. Underline the zeros. Chapter 20 Lesson 2 Write this fraction as a decimal __ 52 __. 2. Write the numerator. Starting at the right of the numerator, move to the left underlining the number of spaces that match the number of zeros underlined. 3. Fill in any empty spaces with zeros and add a decimal point. =

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Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 3 Convert Fractions to Decimals Write this fraction as a decimal ___ 1. Look at the denominator. Underline the zeros Write the numerator. Starting at the right of the numerator, move to the left underlining the number of spaces that match the number of zeros underlined. = Fill in any empty spaces with zeros and add a decimal point. 0. Chapter 20 Lesson 2

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Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 3 Convert Decimals to Fractions 1. Underline the digits to the right of the decimal. Write this decimal as a fraction Write the denominator by writing the number of zeros to match the number of digits that were underlined. 3. Write the decimal number, without the decimal, as the numerator. __ __ __ Chapter 20 Lesson 2

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Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 3 Let’s Learn How to Do Long Division 5. Check: 324 ÷ 6 = 1. Rewrite the division equation 2. Ask yourself,” Six times what is equal to or less than 3?” 6 x 0 = 0 Hint: Multiply – Subtract – Bring down 3. Ask yourself,”Six times what is equal to or less than 32?” 6 x 5 = 306 x 6= 36 too big 4. Ask yourself,”Six times what is equal to or less than 24?” 6 x 4 = 24 0x 0 -_ __ x 324 Chapter 17 Lesson 1

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Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 3 $ Let’s Divide Money! PROBLEM: $9.80 4 = REWRITE 4 into $9.80 WRITE the dollar sign and decimal in the quotient DIVIDE Ch. 17 Lesson 6

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