Common factors of what? More info or this is not possible to answer.
3 times 7 for 21 and 7 times 4 for 28
The GCF is 4.
factors: 9: 1,3,9 15: 1,3,5,15 common afctors: 1,3 greatest common factor: 3
You need at least two numbers to find a GCF.
Its factors are 1, 3, 7 and 21
In any list of distinct numbers, one will be greater than the others. In the list of common factors, one will be the greatest.
When you are finding common factors, one method is to list the factors.
one hundred twenty-eight
The factors of six are one, two, three, and six. The factors of twenty six are one, two, thirteen, and twenty six. Two is the only factor of six that is also a factor of twenty six besides one. Therefore, two is the greatest common factor of six and twenty six.
The factors of seven are 1 and 7 (beca use 7 is a prime number) The factors of eight are 1, 2, 4, 8 The factors of twenty are 1, 2, 4, 5, 10, 20 The most common factor is one
1 and 7
It is eight and twenty one thousandths.
It is eight and twenty one thousandths.
One-seventh of twenty eight is four.
Eight hundred and twenty one million = 821,000,000
The factors of 21 are: 1, 3, 7, 21The factors of 70 are: 1, 2, 5, 7, 10, 14, 35, 70The common factors are: 1, 7
The number is "one hundred twenty-eight and fifty one-hundredths" or "one hundred twenty-eight point five zero". In currency, it would be "one hundred and twenty-eight dollars and fifty cents", commonly shortened to "one twenty eight fifty".
Eight over twenty one is in simplest form.
Twenty-one and eight hundredths as a fraction = 527/25