Adding and subtracting fractions with like denominators
[DOCX File]Freehold Borough School District / Overview
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When adding and subtracting fractions, there must be a common denominator so that the fractions can be added or subtracted. Common denominators are the same number on the bottom of fractions. Ex. Suppose we are going to add these fractions: Step 1: Start with the largest of the denominators . …
Kids Math: Adding and Subtracting Fractions
Students may reason about the process of adding or subtracting fractions with “like” denominators as 1) decomposing each fraction into unit fractions and counting the total number of unit fractions that would be marked on the number line; or 2) the series of the lengths from 0 represented by each fraction, when those segments are joined end ...
[DOCX File]Example 1: Adding and Subtracting with Like Denominators
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Adding and Subtracting Fractions with Unlike Denominators . Lesson Length: 45 minutes – 1 hour THE TEACHING PROCESS Lesson Overview. This lesson teaches students a method to help them add and subtract fractions with unlike denominators. Unit Objectives:
Adding and Subtracting Fractions with Like Denominators
Steps to adding fractions with like denominators: 1. Add numerators. 2. Keep the same denominator. 3. Reduce if possible; divide the numerator and denominator by the GCF. Write the answer in lowest terms. 1. 2. 3. + + - _____ _____ _____ Steps to subtracting fractions with like denominators: 1. Subtract numerators . 2. Keep the same denominator ...
[DOC File]Add and Subtract Fractions Like Denom
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Note: Students will be adding and subtracting fractions with like denominators with models that do not build to the number line. Students will be using the pattern blocks as their models. Students will be moving toward using the algorithm only, without models. Mixed numbers will also be used.
[DOC File]Fifth Grade - Pearson Assessments
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Adding and Subtracting Fractions with different denominator Rule: Fractions must have the same denominators to add them. Step 1: Find common denominator ( find the LCM of the two numbers or you can always multiply the denominators together to find the common denominator )
[DOC File]ADDING AND SUBTRACTING FRACTIONS - NZ Maths
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If six equivalent unit fractions are added together and the sum is one, what are the addends? Explain in terms of unit fractions why your answer makes sense. Adding and Subtracting. Name ©2014 Texas Instruments Incorporated education.ti.com. Adding and Subtracting Fractions with Like Denominators Name ©2014 Texas Instruments Incorporated
[DOC File]4-1 Adding and Subtracting with like Denominators
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(d) Various, but all should have numerators (top numbers) that are the same as their denominators (bottom numbers) 4) All three fractions equal one, as they …
[DOC File]Addition and Subtraction of Fractions Worksheets
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Adding & Subtracting Rational Expressions. As with numerical fractions, the procedure used to add (or subtract) two rational expressions depends upon whether the expressions have like or unlike denominators. To add (or subtract) two rational expressions with like denominators, simply add (or subtract) their numerators and place the result over ...
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