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Popular >

Find the GCF 15 , 35

Solution

gcf

15, 35

5

Solution steps

15, 35

Prime factorization of

15 : 3 \cdot 5

15

15

divides by

315 = 5 \cdot 3

= 3 \cdot 5

3, 5

are all prime numbers, therefore no further factorization is possible

= 3 \cdot 5

Prime factorization of

35 : 5 \cdot 7

35

35

divides by

535 = 7 \cdot 5

= 5 \cdot 7

5, 7

are all prime numbers, therefore no further factorization is possible

= 5 \cdot 7

The prime factors common to

15, 35

are

= 5

\frac{42}{7}

56/4

3.9

360 - 45

8.65