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what is the lcd of 5/198 and 9/143?

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what is the lcd of 5/198 and 9/143?

least-commom-denominator

asked Feb 22, 2014 in ALGEBRA 1 by angel12 Scholar

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1 Answer

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Write the prime factorization of each denominator.

198 = 2 * 3 * 3 * 11 = 2 * 3² * 11

143 = 11 * 13

Multiply highest power of each factor in the either number.

L.C.D = 2 * 3²* 11 * 13

= 2574.

Therefore, L.C.D of 5/198 and 9/143 is 2574.

answered Aug 31, 2014 by lilly Expert

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