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Subjects>Math>Math & Arithmetic

What is the greatest common denominator of 18 45 and 72?

Anonymous

∙ 10y ago

Updated: 9/24/2023

Prime factor each number.

18=2x3x3

45=3x3x5

72=2x2x2x3x3

Use each prime factor the number of times it was used the MOST in any one of the numbers.

2x2x2x3x3x5=360

The least common denominator of 18, 45, and 72 is 360.

Wiki User

∙ 10y ago

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Continue Learning about Math & Arithmetic

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