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Write two fractions where the LCD is 20, but the product of the denominators is not 20.
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3 votes
Write two fractions where the LCD is 20, but the product of the denominators is not 20.

User LychmanIT
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isn't 1 the LCD of all numbers??
User Juls
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1 vote
try doing a prime factoring of the 20 and see what factors you can use.

Since they're factors of 20, their product will not be 20.
User Bewusstsein
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