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Earn +20 ptsQ: To which subsets of the real numbers does -18 belong?
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Which one of these numbers does not belong in the following series 14 18 26 16 Why?
You could make a case for any of them.
What are the numbers divisible by 18?
The numbers which divide 2 and 9 are indirectly divisible by 18.
What prime numbers go into 18?
The prime numbers (factors) of 18 are: 2 and 3
How many pairs of prime numbers are there to express 18 as the sum of two prime numbers?
There are two pairs of prime numbers that express 18 as the sum of two prime numbers: 7 + 11 = 18 and 5 + 13 = 18.
If the gcf of two numbers is 6 the LCM is 18 the difference between the two numbers is 12 what are the two numbers?
6 and 18
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