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OAS 3.N.3.3 Worksheets

OAS 3.N.3.3 (Oklahoma, 3rd Grade): "Apply understanding of unit fractions and use this understanding to compose and decompose fractions related to the same whole." The worksheets below practice this standard. Each one is a free printable PDF with an answer key, comes in multiple versions, and can also be assigned digitally - no login or account needed.

Numbers & Operations (N) 3.N.3 Use and justify fractional representations in real-world and mathematical problems. 3.N.3.3Apply understanding of unit fractions and use this understanding to compose and decompose fractions related to the same whole.

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3.N.3.3

OAS 3.N.3.3 Worksheets - Adding Fractions Visual (combining) worksheet

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Adding Fractions Visual (combining)

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Student objectives

Add two fractions by combining their parts to make a total amount.
Use pictures or fraction models to see what each fraction means before adding.

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OAS 3.N.3.3 Worksheets - Expressing Fractions Numerically worksheet

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Expressing Fractions Numerically

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Student objectives

Write the shaded part of a picture as a fraction using a numerator and denominator.
Count equal parts in a shape to figure out the denominator.
Count shaded parts to figure out the numerator.
Match a visual fraction model to the correct numeric fraction notation.

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OAS 3.N.3.3 Worksheets - Fraction of Whole Visual worksheet

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Fraction of Whole Visual

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Student objectives

Explain a fraction as “part of a whole set,” using the numerator as the count shown and the denominator as the total.

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OAS 3.N.3.3 Worksheets - Fractions of a Whole
worksheet

Load up one problem at a time! Ideal for projectors, tablets and computers.

Create a set of flash cards.

Create a distance learning assignment.

Distance Learning

Create a new worksheet.

Create New Sheet

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Fractions of a Whole

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Student objectives

Name the fraction of a whole that is left after some equal pieces are removed
Count the missing pieces in a picture to name the fraction that was eaten
Use the total number of equal pieces as the denominator
Recognize the same fraction idea in round wholes and in rectangular wholes

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