ADDITION OF FRACTIONS

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Determine the Lowest Common Denominator (LCD). EXPLANATION

= × × × × ×    


= × × × × ×    
= × × × × ×    
LCD = × × × × × × =    


Determine the Prime Factors to rewrite the Rational Numbers as their equivalent with the LCD. EXPLANATION

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× × × ×
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× × ×
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× × × ×
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× × ×
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× × × ×
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× × ×

Multiply the factors together to get the numbers to multiply. EXPLANATION

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×
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Multiply the factors of each Numerator. (They now have the same Denominator.) Then add them together. EXPLANATION

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