Everyday Math

8.4

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I can add and subtract fractions with different denominators.​

Front Cover​

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Adding and Subtracting Fractions​

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​Grab your folding book.

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​Notes:

​Adding/Subtracting Fractions with Different Denominators.

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Step 1: Rewrite your integer as a fraction.

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Step 2: Substitute the problem into the equation.

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Step 3: Change to addition if it is not already.

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Step 4: Add the numerator and keep the denominator the same.

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Step 5: Combine like terms and Simplify.​

​Pages 2 and 3

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​Notes:

​Add/Subtract an integer & a Fraction

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Step 1: Rewrite your integer as a fraction.

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Step 2: Find a common denominator.

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Step 3: Simplify

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Step 4: Change to addition if not already.​

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Step 5: Add the numerators and keep the denominators the same.

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Step 6: Combine like terms and Simplify.​

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​Pages 4 & 5

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​Notes:

​Add/Subtract a Polynomial & a Fraction

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​Step 1: Rewrite your integer as a fraction.

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Step 2: Find a common denominator.

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Step 3: Simplify

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Step 4: Change to addition if not already.

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Step 5: Add the numerators and keep the denominators the same.

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Step 6: Combine like terms and simplify.​​

​Pages 6 & 7

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​Notes: