# Find the GCF from LCM of Numbers: Worksheets, Online Test and Calculators

Find the gcf from lcm of numbers worksheets, solved worksheet problems or exercises with step-by-step work, formative assessment as online test, calculator and more learning resources to learn, practice, assess and master the basic math skills of divisors and factors.

## Find the GCF from LCM of Numbers

Name
Date

1
Find the GCF if the LCM of 130 and 30 is 390.
2
Find the GCF if the LCM of 30 and 100 is 300.
3
Find the GCF if the LCM of 9 and 3 is 9.
4
Find the GCF if the LCM of 8 and 2 is 8.
5
Find the GCF if the LCM of 32 and 4 is 32.
6
Find the GCF if the LCM of 40 and 8 is 40.
7
Find the GCF if the LCM of 105 and 28 is 420.
8
Find the GCF if the LCM of 120 and 80 is 240.
9
Find the GCF if the LCM of 12 and 24 is 24.
10
Find the GCF if the LCM of 7 and 10 is 70.
11
Find the GCF if the LCM of 96 and 16 is 96.
12
Find the GCF if the LCM of 5 and 2 is 10.
13
Find the GCF if the LCM of 44 and 28 is 308.
14
Find the GCF if the LCM of 9 and 7 is 63.
15
Find the GCF if the LCM of 40 and 24 is 120.
16
Find the GCF if the LCM of 22 and 12 is 132.
17
Find the GCF if the LCM of 8 and 4 is 8.
18
Find the GCF if the LCM of 39 and 12 is 156.
19
Find the GCF if the LCM of 6 and 9 is 18.
20
Find the GCF if the LCM of 108 and 63 is 756.

Solved Worksheet Problems
1
Find the GCF if the LCM of 130 and 30 is 390.
10
LCM x GCF = Product of Numbers
GCF =
Product of NumbersLCM
=
130 x 30390
=
3900390
GCF = 10
2
Find the GCF if the LCM of 30 and 100 is 300.
10
LCM x GCF = Product of Numbers
GCF =
Product of NumbersLCM
=
30 x 100300
=
3000300
GCF = 10
3
Find the GCF if the LCM of 9 and 3 is 9.
3
LCM x GCF = Product of Numbers
GCF =
Product of NumbersLCM
=
9 x 39
=
279
GCF = 3
4
Find the GCF if the LCM of 8 and 2 is 8.
2
LCM x GCF = Product of Numbers
GCF =
Product of NumbersLCM
=
8 x 28
=
168
GCF = 2
5
Find the GCF if the LCM of 32 and 4 is 32.
4
LCM x GCF = Product of Numbers
GCF =
Product of NumbersLCM
=
32 x 432
=
12832
GCF = 4
6
Find the GCF if the LCM of 40 and 8 is 40.
8
LCM x GCF = Product of Numbers
GCF =
Product of NumbersLCM
=
40 x 840
=
32040
GCF = 8
7
Find the GCF if the LCM of 105 and 28 is 420.
7
LCM x GCF = Product of Numbers
GCF =
Product of NumbersLCM
=
105 x 28420
=
2940420
GCF = 7
8
Find the GCF if the LCM of 120 and 80 is 240.
40
LCM x GCF = Product of Numbers
GCF =
Product of NumbersLCM
=
120 x 80240
=
9600240
GCF = 40
9
Find the GCF if the LCM of 12 and 24 is 24.
12
LCM x GCF = Product of Numbers
GCF =
Product of NumbersLCM
=
12 x 2424
=
28824
GCF = 12
10
Find the GCF if the LCM of 7 and 10 is 70.
1
LCM x GCF = Product of Numbers
GCF =
Product of NumbersLCM
=
7 x 1070
=
7070
GCF = 1
11
Find the GCF if the LCM of 96 and 16 is 96.
16
LCM x GCF = Product of Numbers
GCF =
Product of NumbersLCM
=
96 x 1696
=
153696
GCF = 16
12
Find the GCF if the LCM of 5 and 2 is 10.
1
LCM x GCF = Product of Numbers
GCF =
Product of NumbersLCM
=
5 x 210
=
1010
GCF = 1
13
Find the GCF if the LCM of 44 and 28 is 308.
4
LCM x GCF = Product of Numbers
GCF =
Product of NumbersLCM
=
44 x 28308
=
1232308
GCF = 4
14
Find the GCF if the LCM of 9 and 7 is 63.
1
LCM x GCF = Product of Numbers
GCF =
Product of NumbersLCM
=
9 x 763
=
6363
GCF = 1
15
Find the GCF if the LCM of 40 and 24 is 120.
8
LCM x GCF = Product of Numbers
GCF =
Product of NumbersLCM
=
40 x 24120
=
960120
GCF = 8
16
Find the GCF if the LCM of 22 and 12 is 132.
2
LCM x GCF = Product of Numbers
GCF =
Product of NumbersLCM
=
22 x 12132
=
264132
GCF = 2
17
Find the GCF if the LCM of 8 and 4 is 8.
4
LCM x GCF = Product of Numbers
GCF =
Product of NumbersLCM
=
8 x 48
=
328
GCF = 4
18
Find the GCF if the LCM of 39 and 12 is 156.
3
LCM x GCF = Product of Numbers
GCF =
Product of NumbersLCM
=
39 x 12156
=
468156
GCF = 3
19
Find the GCF if the LCM of 6 and 9 is 18.
3
LCM x GCF = Product of Numbers
GCF =
Product of NumbersLCM
=
6 x 918
=
5418
GCF = 3
20
Find the GCF if the LCM of 108 and 63 is 756.
9
LCM x GCF = Product of Numbers
GCF =
Product of NumbersLCM
=
108 x 63756
=
6804756
GCF = 9

## Worksheet: Find the GCF from LCM of Numbers

Find the gcf from lcm of numbers worksheet is the largest collection of practice problems and solved exercises which can be served as homework, classwork or assignment problems for the students to learn, practice, assess, iterate and master the skills of how to solve such divisors and factors problems in basic mathematics.

Online Test
00:00
Start my Challenge
Find the GCF when the LCM of numbers 60 and 6 is 60
Find the GCF when the LCM of numbers 234 and 52 is 468
Find the GCF when the LCM of numbers 12 and 18 is 36
Find the GCF when the LCM of numbers 289 and 170 is 2890
Find the GCF when the LCM of numbers 60 and 180 is 180
Find the GCF when the LCM of numbers 80 and 32 is 160
Find the GCF when the LCM of numbers 102 and 17 is 102
Find the GCF when the LCM of numbers 144 and 16 is 144
Find the GCF when the LCM of numbers 14 and 7 is 14
Find the GCF when the LCM of numbers 99 and 27 is 297

## Online Test: Find the GCF from LCM of Numbers

This online test to find the gcf from lcm of numbers is a formative assessment which can be used as homework, classwork or assignment problems to assess and improve the learner's math skills on divisors and factors.

Integer 1
Integer 2
LCM
GCF = 10
show workout

## Work with steps - GCF from LCM

Question:
Find the GCF if the LCM of 10 and 20 is 20.