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If it divides evenly into the original number with no remainder, it's a factor.
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∙ 11y ago
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If you know a factor of a number can you find another factor explain?
Factors come in pairs. If you know one factor, divide it into the number. The answer will be another factor.
What is a whole factor?
a whole factor is a number that is whole, which is also a factor, nd incase u didnt know a factor is the number u use to divide a number
How can you know if a number is a multiple of another number?
When it is a factor of that particular number.
How will you know if 10 is a factor of a number?
The number ends in zero.
What is largest perfect square factor?
We need to know what number the square is a factor of.
How do you know 4 is a factor of a number if eight is a factor?
Because 4 is a factor of 8. Any number that has 8 as a factor will also have 8's factors as factors.
How you know that any two numbers have at least one common factor?
The number one is a factor of every number.
How do you know if a number is a factor of 9?
I think you might mean "multiple." If the sum of a number's digits is a multiple of 9, the original number is as well. If you want to know how you know if a number is a factor of 9, memorize the numbers 1, 3 and 9.
How you know that 2 is a prime factor?
2 is a prime number because its only factors are one and itself. Since 2 is a prime number, if it is a factor of your number, it is a prime factor.
When you factor a number into its primes 2 is a factor then you know that the last digit must be what?
Even.
If you know a factor of a number an you find another factor explain?
When the first number can divide the second without remainder. The formal definition would be as follows: For integers x and y, x is a factor of y if there exists an integer n such that y = n*x
How you know the prime factor?
a number itself and 1
