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Write down the greatest common factor of 80 and 200 in prime factor form?
2 x 2 x 2 x 5 = 40
How do you find highest odd factor of a number?
If the number is odd, that's the answer. If the number is even, write down all the factors and choose the largest one that is odd.
What is the highest common factor of 24 and 28?
To find the highest common factor of two numbers you first need to break them down into their prime factors. In this case: 24 = 2x2x2x3 28 = 2x2x7 The next step is to identify the common factors. In this case, both numbers have two 2s as a factor. We multiply these together to get the HCF: 2x2=4 Thus 4 is the highest common factor of 24 and 28.
How can you find the common factors and the greatest common factor of two numbers?
The factors of 30 are:1, 2, 3, 5, 6, 10, 15, 30The factors of 42 are:1, 2, 3, 6, 7, 14, 21, 42The common factors are:1, 2, 3, 6The Greatest Common Factor:GCF = 6
What is the greatest common factor of 1 and 18?
There is no Greatest Common Factor (GCF) for a single number. The Greatest Common Factor is the largest factor common to two or more numbers.
