# What is the greatest common factor (GCF) for 120,48,112?

Please help ASAP!!!! I need to know the GCF for 120,48,112! I think it is 4, but I'm not entirely sure.

Thanks!!

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• Anonymous

8

In the future (I assume you'll have more of these), use http://www.GreatestCommonDivisor.com

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• The greatest GCF for 120, 48, and 112 is 8.

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• 120 = 2^3 x 3 x 5

48 = 2^4 x 3

112 = 2^4 x 7

gcf = 2^3 = 8

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• It's 8.

You can find it by looking at the prime factors of the numbers.

120's prime factors are

2³ • 3 • 5

48's prime factors are

2⁴ • 3

112's prime factors are

2⁴ • 7

The largest one of these factors that they all have in common is

2³ = 2 • 2 • 2 = 8

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• Yes I think it's 4, as well. Not 12, 6, 3.

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• Its 8, not 4. Try it

Source(s): Just calculated it
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• the GCF is 8

here is a website you can use for help next time

http://www.ez-calculators.com/greatest-common-fact...

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• Wow we learned this in 4th grade.

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