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The factors of them are:
12: 1, 2, 3, 4, 6, 12
18: 1, 2, 3, 6, 9, 18
21: 1, 3, 7, 21
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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 can 18 go into 21?
The number of times 18 can go into 21 is 1. This is because 18 is the largest multiple of 18 that is less than or equal to 21. When 18 is divided into 21, it goes in once with a remainder of 3.
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
How many times does 21 go into 165?
Oh, dude, you're hitting me with some math now? Alright, let me see... 21 goes into 165 about 7.857142857 times. So, technically, it goes in 7 times with a remainder of like 12. But who's counting, right? Just round up and call it 8 times, it's all good.
What is 18 plus 3?
-21
What is 3 - 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
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
