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How do you know when you have found the longest factor string for 840?
You will know because all of the numbers are prime.
What are the longest factor string for 840 and explain why?
The longest factor string for 840 is its prime factorization because prime factors can't be broken down any further.
How do find the prime factorization of 840?
Find one factor, divide by it to get the other factor. Continue separating each of the factors into smaller factors, until you only have prime numbers. For example, 840 = 2 x 420. Now continue finding smaller factors for 420.
What is the greatest common factor of the numbers 840 and 960?
The GCF is 120.
What is a common prime factor?
All numbers have factors. Some factors are prime numbers. A prime factor is a factor that is a prime number. A common prime factor is a prime factor that appears on the list of factors of two or more given numbers.
What is the LCM of 3 5 and 56?
Prime factor the three numbers and use each prime number the number of times it was used the most in any of the numbers. 3=3 5=5 56=2x2x2x7 2x2x2x3x5x7=840
What 6 numbers you can multiply to get 840?
5040
What numbers have only 1 distinct factor?
Prime numbers have one distinct prime factor.
Which are the prime numbers with 1 as the common factor?
All prime numbers have a common factor of 1.
What numbers have only one prime factor?
Prime numbers.
Express 840 as a product of prime numbers in index form?
840 = 23 x 3 x 5 x 7
How do you express the prime numbers in factor tree method?
Since prime numbers only have one prime factor (themselves), factor trees are unnecessary.
