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GCF and LCM Calculator

Welcome to gcflcm.com simple math calculator tool. You can calculate GCF known as greatest common factor or greatest common divisor (gcd) and LCM known as least common multiple or lowest common denominator (lcd).

Gcf and lcm calculators helps you to learn how to find GCF and LCM step by step.
Please select a calculator below to start to calculate gcf or lcm.

Greatest Common Factor Calculator

Calculate the greatest common factor of two positive integer numbers.

Least Common Multiple Calculator

Calculate the least common multiple of two positive integer numbers.

Factoring Calculator

Calculate the factors of a number that divisble without a remainder.

Recent GCF and LCM Calculations

Recent Comments
zay 2020-10-20 13:18:23

i love this app it help with my work because i use it all the time.

:P 2020-10-12 06:12:11

it works well

Hello 2020-09-28 08:28:19

I love this website when I'm doing m online learning since I'm in a hybrid school right now, but I love the webstie.

Guest 2020-09-16 08:53:27

There is one problem with this, what if you need to find the GCF or LCM for more than two numbers? Like 234,746,175

. 2020-09-15 10:24:28

This app is great! It helps me a lot with Greatest Common Multiples and Least Common Factors when i need it.

jean 2020-09-04 09:17:19

I absolutely hate math and i get to see my dad today because this app helped me get my homework done in time to see him.if you haven't figured it out yet my parents are divorced and i need all the time with them i can get:)

UnKnOw 2020-08-20 06:06:55

i love this bc i have help when i use this
and school work for math is soo helpful when i use this
<3 O_O

nailah 2020-06-23 15:53:27

unfortunaly I actually figured out my work with this calculator its very helpful I can use this for all my work lol

emma 2020-06-07 15:49:35

this is a good site i love useing it :)

Insha 2020-06-05 20:27:10

Hey Buddy! I'm way too happy with this website ...... gcflcm provides with the best and easiest solutions ever possible ...... Thank you

Hannah 2020-04-19 07:21:19

This is such a useful and cool website. Hope you guys are loving it! I need help with these kind of things. lol

Envy_Aniyah 2020-04-06 16:55:24

I love it :)


hey 2020-03-31 05:48:55

this help me a lot ;)

tomato sauce 2020-03-18 19:57:07

this is a very good website, I hope the best for y'all.

jayden 2020-02-11 19:22:35

so helpful

Det 2020-01-28 17:42:30


Caleb 2019-10-24 11:33:12

Its cool

Tucker 2019-10-21 11:23:31

Make a 3 way calculater

Rhiana joy pagulayan 2019-08-19 21:42:08

Thanks but I can't find all my need numbers

trixy 2019-05-24 08:59:02

thanks for the support of these calculators

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