Find the GCF for 30 and 45.?

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Find the GCF for 30 and 45.

2007-12-02 09:16:37 · 5 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

Write down the prime factorization for each

30 = 2 x 3 x 5
45 = 3 x 3 x 5

The common factors are 3 x 5 so the GCF is 15.

2007-12-02 09:22:31 · answer #1 · answered by jgoulden 7 · 1⤊ 0⤋

2016-05-27 07:08:25 · answer #2 · answered by ? 3 · 0⤊ 0⤋

The highest number that will go into both or the GCF (Greatesst Common Factor) is 15.

2007-12-02 09:23:13 · answer #3 · answered by Scooter_The_Squirrels_Wifey 6 · 0⤊ 0⤋

15 is the highest factor that goes into 30 and 45

2007-12-02 09:21:23 · answer #4 · answered by a c 7 · 1⤊ 0⤋

GCF = greatest common factor

or the number that is multiplied to get 30 and 45

which is 5

2007-12-02 09:20:48 · answer #5 · answered by Mr bubbles 2 · 0⤊ 3⤋