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The factors of 21 are 1, 3, 7 and 21.
The factors of 18 are 1, 2, 3, 6, and 18.
Wiki User
∙ 8y ago
Wiki User
∙ 8y agoThe factors of them are:
12: 1, 2, 3, 4, 6, 12
18: 1, 2, 3, 6, 9, 18
21: 1, 3, 7, 21
Wiki User
∙ 8y ago1, 2, 4, 5, 10, 20
1, 3, 7, 21
Wiki User
∙ 8y ago1, 17
1, 3, 7, 21
Wiki User
∙ 10y agoThey are: 1, 3, 7 and 21
Wiki User
∙ 8y ago1, 2, 3, 6, 9, 18.
Wiki User
∙ 7y ago1 and 3.
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What is the LCM of 7 18 and 21.?
The least common multiple of the numbers 7, 21 and 18 is 126.
What is the least common multiple of 36 and 21 and 18?
The least common multiple of 36 , 21 , 18 = 252
What is the least common multiple of 18 21 36?
The least common multiple of the numbers 18, 21 and 36 is 252.
What is the least common multiple of 7 18 and 21?
The least common multiple of the numbers 7, 18 and 21 is 126.
What is the least common multiple for 18 21 and 36?
The LCM is: 180.
Which number goes into 21 and 18?
The highest common factor of 21 and 18 is 3
How many times does 21 go into 165?
21 goes into 165 7 times with 18 remaining 165 - 18 = 147 = 21 x 7
What goes into 21 and 36 evenly?
21/7 = 3 21/3 = 7 36/2 = 18 36/4 = 9 36/6 = 6 36/12 = 3 36/18 = 2 and, of course, both 21 and 36 can be divided by 1 and themselves
What is 18 plus 3?
-21
What is 3 - 21?
-18
Are 18 and 21 multiples of 6?
18, yes.21, no.
What can you do at 21 but not at 18?
21 can be divided by 7 but 18 cant
What are equivalent fractions of 18 over 21?
18/21
Can you simplify 18 21?
18/21 = 6/7
What is 378 divided by 21?
18
How old are you when you start high school in the UK?
college starts at 16 ends at 18 then university goes from 18, to usually 21-22, depending on the course you choose
What percent is 18 of 21?
18 is what percent of 21= 18 / 21= 0.857143Converting decimal to a percentage:0.857143 * 100 = 85.71%
