Menu Close

What is the common denominator of 7 and 9?

Admin

What is the common denominator of 7 and 9?

63
Answer: LCM of 7 and 9 is 63.

What are 7 9 multiples?

How to list multiples of a number?

Multiples of 1 1, 2, 3, 4, 5, 6, 7, 8, 9, 10.
Multiples of 7 7, 14, 21, 28, 35, 42, 49, 56, 63, 70.
Multiples of 8 8, 16, 24, 32, 40, 48, 56, 64, 72, 80.
Multiples of 9 9, 18, 27, 36, 45, 54, 63, 72, 81, 90.
Multiples of 10 10, 20, 30, 40, 50, 60, 70, 80, 90, 100.

What is the LCM and HCF of 7 and 9?

Therefore, the HCF of 7 and 9 is 1. Example 2: For two numbers, HCF = 1 and LCM = 63. If one number is 9, find the other number.

What is the common denominator of 7 and 2?

14
Answer: LCM of 2 and 7 is 14.

What is the least common denominator of 7 9 and 12?

252
Calculate the LCM The least common multiple of 7, 9 and 12 is 252.

What is the common denominator 9 and 8?

72
Answer: The lowest common denominator of 8 and 9 is 72.

What are the common multiples of 7 and 9?

Explanation: * Multiples of 7: 7, 14, 21, 28, 35, 42, 49., 1008. * Multiples of 9: 9, 18, 27, 36, 45, 54, 63., 1008. * Multiples of 16: 16, 32, 48, 64, 80, 96, 112., 1008. Because 1008 is the first number to appear on both lists of multiples, 1008 is the LCM of 7, 9 and 16. Advertisements.

What are the factors of 7 and 9?

The factors of 7 (all the whole numbers that can divide the number without a remainder) are 1 and 7; The factors of 9 are 1, 3 and 9; The factors of 16 are 1, 2, 4, 8 and 16.

What is the least common denominator of 8 and 18?

You need to know the least common denominator (LCD) of 8 and 18 if you want to add or subtract two fractions with 8 and 18 as denominators. The least common denominator, also called lowest common denominator (LCD), of 8 and 18 is 72.

How do you calculate the least common denominator?

To find the least common denominator, simply list the multiples of each denominator (multiply by 2, 3, 4, etc. out to about 6 or seven usually works) then look for the smallest number that appears in each list. Example: Suppose we wanted to add 1/5 + 1/6 + 1/15.