highest common factor of 16,40,72
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Answer:
1. Decompose all numbers into prime factors
1. Decompose all numbers into prime factors16 2 8 2 4 2 2 2 1 40 2 20 2 10 2 5 5 1 72 2 36 2 18 2 9 3 3 3 1
1. Decompose all numbers into prime factors16 2 8 2 4 2 2 2 1 40 2 20 2 10 2 5 5 1 72 2 36 2 18 2 9 3 3 3 1 2. Write all numbers as the product of its prime factors
1. Decompose all numbers into prime factors16 2 8 2 4 2 2 2 1 40 2 20 2 10 2 5 5 1 72 2 36 2 18 2 9 3 3 3 1 2. Write all numbers as the product of its prime factorsPrime factors of 16 = 24
1. Decompose all numbers into prime factors16 2 8 2 4 2 2 2 1 40 2 20 2 10 2 5 5 1 72 2 36 2 18 2 9 3 3 3 1 2. Write all numbers as the product of its prime factorsPrime factors of 16 = 24Prime factors of 40 = 23 . 5
1. Decompose all numbers into prime factors16 2 8 2 4 2 2 2 1 40 2 20 2 10 2 5 5 1 72 2 36 2 18 2 9 3 3 3 1 2. Write all numbers as the product of its prime factorsPrime factors of 16 = 24Prime factors of 40 = 23 . 5Prime factors of 72 = 23 . 32
1. Decompose all numbers into prime factors16 2 8 2 4 2 2 2 1 40 2 20 2 10 2 5 5 1 72 2 36 2 18 2 9 3 3 3 1 2. Write all numbers as the product of its prime factorsPrime factors of 16 = 24Prime factors of 40 = 23 . 5Prime factors of 72 = 23 . 323. Choose the common prime factors with the lowest exponent
1. Decompose all numbers into prime factors16 2 8 2 4 2 2 2 1 40 2 20 2 10 2 5 5 1 72 2 36 2 18 2 9 3 3 3 1 2. Write all numbers as the product of its prime factorsPrime factors of 16 = 24Prime factors of 40 = 23 . 5Prime factors of 72 = 23 . 323. Choose the common prime factors with the lowest exponentCommon prime factors: 2
1. Decompose all numbers into prime factors16 2 8 2 4 2 2 2 1 40 2 20 2 10 2 5 5 1 72 2 36 2 18 2 9 3 3 3 1 2. Write all numbers as the product of its prime factorsPrime factors of 16 = 24Prime factors of 40 = 23 . 5Prime factors of 72 = 23 . 323. Choose the common prime factors with the lowest exponentCommon prime factors: 2Common prime factors with the lowest exponent: 23
1. Decompose all numbers into prime factors16 2 8 2 4 2 2 2 1 40 2 20 2 10 2 5 5 1 72 2 36 2 18 2 9 3 3 3 1 2. Write all numbers as the product of its prime factorsPrime factors of 16 = 24Prime factors of 40 = 23 . 5Prime factors of 72 = 23 . 323. Choose the common prime factors with the lowest exponentCommon prime factors: 2Common prime factors with the lowest exponent: 234. Calculate the Greatest Common Factor or GCF
1. Decompose all numbers into prime factors16 2 8 2 4 2 2 2 1 40 2 20 2 10 2 5 5 1 72 2 36 2 18 2 9 3 3 3 1 2. Write all numbers as the product of its prime factorsPrime factors of 16 = 24Prime factors of 40 = 23 . 5Prime factors of 72 = 23 . 323. Choose the common prime factors with the lowest exponentCommon prime factors: 2Common prime factors with the lowest exponent: 234. Calculate the Greatest Common Factor or GCFRemember, to find the GCF of several numbers you must multiply the common prime factors with the lowest exponent.
1. Decompose all numbers into prime factors16 2 8 2 4 2 2 2 1 40 2 20 2 10 2 5 5 1 72 2 36 2 18 2 9 3 3 3 1 2. Write all numbers as the product of its prime factorsPrime factors of 16 = 24Prime factors of 40 = 23 . 5Prime factors of 72 = 23 . 323. Choose the common prime factors with the lowest exponentCommon prime factors: 2Common prime factors with the lowest exponent: 234. Calculate the Greatest Common Factor or GCFRemember, to find the GCF of several numbers you must multiply the common prime factors with the lowest exponent.GCF = 23 = 8