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If you mean lcm, it is 36 because 9 x 4 equals 36 and 3 x 12 equals 36.

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LCD(9, 7, 21) = 63

It is: 63

2520

72

63

Q: What is the LCD of 5 7 8 and 9?

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315

72

the LCD of 2, 9 and 5 = 90

LCD= Lowest Common Denominator=72

5, 7, 8, and 9 have no common factors, so the least common multiple is 5Ã—7Ã—8Ã—9=2,520

Related questions

63

315

504

72

63

LCD(7, 9, 2) = 126.

The LCD or LCM is 504

3

LCD(7,9,13) = 7*9*13 which is 819

1/3, 3/4, 5/32, 8/9The LCD is 288.

the LCD of 2, 9 and 5 = 90

5*(-8)+7*(9) = 23