Adding and Subtracting Fractions with Like Denominators

Add and Subtract Fractions with Like Denominators Mrs. Young EMC 1

Quick Review ,[object Object],[object Object],[object Object],[object Object],3 4 1 4 Both fractions have the same denominator – called like denominators and

Add Fractions with Like Denominators ,[object Object],3 4 + 1 4 = 4

Step 2: ,[object Object],3 4 + 1 4 = 4 4

Step 3: ,[object Object],4 4 = 1 Remember that in order to find the simplest form, you must find the greatest common factor of the numerator and the denominator. GCF = 4 ÷ ÷ 4 4

Add Fractions with Like Denominators ,[object Object],2 6 + 2 6 = 4

Step 2: ,[object Object],2 6 + 2 6 = 4 6

Step 3: ,[object Object],4 6 Remember that in order to find the simplest form, you must find the greatest common factor of the numerator and the denominator. GCF = 2 ÷ ÷ 2 2 = 2 3

You try it! 5 10 + 3 10 = 13 22 + 3 22 =

Subtract Fractions with Like Denominators ,[object Object]

Step 1: ,[object Object],3 4 - 1 4 = 2

Step 2: ,[object Object],3 4 - 1 4 = 2 4

Step 3: ,[object Object],Remember that in order to find the simplest form, you must find the greatest common factor of the numerator and the denominator. GCF = 2 2 4 ÷ ÷ 2 2 = 1 2

Step 1: ,[object Object],13 6 - 9 6 = 4

Step 2: ,[object Object],13 6 - 9 6 = 4 6

Step 3: ,[object Object],Remember that in order to find the simplest form, you must find the greatest common factor of the numerator and the denominator. GCF = 2 4 6 ÷ ÷ 2 2 = 2 3

Your turn! 11 10 - 7 10 = 13 22 - 3 22 =

Adding and Subtracting Fractions with Like Denominators

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