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  • 5 years ago

i need to find the lowest common denominator for 2 2 2 4 7 5 can you help me

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  1. anonymous
    • 5 years ago
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    just multiply the three denominators together. you should get 140 for your LCD. Multiply the numerator by the denominator of the other two fractions to get the new numerator. 70/140 40/140 56/140

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