Find the LCD for Fractions: Worksheets, Online Test and Calculators

Find the lcd for fractions 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 fraction.

Find the LCD for Fractions

Name Grade School
Date Questions20 Score

1
Find the LCD of 4/6 and 8/12
2
Find the LCD of 9/12 and 10/24
3
Find the LCD of 8/36, 10/54 and 9/30
4
Find the LCD of 8/18 and 8/12
5
Find the LCD of 4/12 and 9/32
6
Find the LCD of 10/45 and 5/15
7
Find the LCD of 4/15 and 9/25
8
Find the LCD of 10/15 and 10/27
9
Find the LCD of 8/21 and 10/6
10
Find the LCD of 5/10, 8/15 and 6/25
11
Find the LCD of 9/12 and 5/16
12
Find the LCD of 8/15, 3/6 and 10/18
13
Find the LCD of 7/15 and 4/6
14
Find the LCD of 7/20 and 4/12
15
Find the LCD of 10/24, 10/27 and 8/9
16
Find the LCD of 7/10, 10/12 and 10/16
17
Find the LCD of 8/20, 9/15 and 5/10
18
Find the LCD of 8/24, 9/12 and 7/36
19
Find the LCD of 6/8 and 10/16
20
Find the LCD of 10/30, 8/35 and 7/10

Solved Worksheet Problems
1
Find the LCD of 4/6 and 8/12
LCD = 12
In equivalent fraction 4/6 =8/12 ,8/12 =8/12
Find the factors of of denominators 6 and 12
Factors of 6
26
33
1
Factors of 12
212
26
33
1
Factors of 6 = 2 x 3
Factors of 12 = 2 x 2 x 3
Multiply the common & uncommon factors of all denominators
2 x 2 x 3 = 12 LCD of46 ,812 = 12 Equivalent fractions with LCD
4/6 =8/12 8/12 =8/12
2
Find the LCD of 9/12 and 10/24
LCD = 24
In equivalent fraction 9/12 =18/24 ,10/24 =10/24
Find the factors of of denominators 12 and 24
Factors of 12
212
26
33
1
Factors of 24
224
212
26
33
1
Factors of 12 = 2 x 2 x 3
Factors of 24 = 2 x 2 x 2 x 3
Multiply the common & uncommon factors of all denominators
2 x 2 x 2 x 3 = 24 LCD of912 ,1024 = 24 Equivalent fractions with LCD
9/12 =18/24 10/24 =10/24
3
Find the LCD of 8/36, 10/54 and 9/30
LCD = 540
In equivalent fraction 8/36 =120/540 ,10/54 =100/540 ,9/30 =162/540
Find the factors of of denominators 36 , 54 and 30
Factors of 36
236
218
39
33
1
Factors of 54
254
327
39
33
1
Factors of 30
230
315
55
1
Factors of 36 = 2 x 2 x 3 x 3
Factors of 54 = 2 x 3 x 3 x 3
Factors of 30 = 2 x 3 x 5
Multiply the common & uncommon factors of all denominators
2 x 2 x 3 x 3 x 3 x 5 = 540 LCD of836 ,1054 ,1030 = 540 Equivalent fractions with LCD
8/36 =120/540 10/54 =100/540 9/30 =162/540
4
Find the LCD of 8/18 and 8/12
LCD = 36
In equivalent fraction 8/18 =16/36 ,8/12 =24/36
Find the factors of of denominators 18 and 12
Factors of 18
218
39
33
1
Factors of 12
212
26
33
1
Factors of 18 = 2 x 3 x 3
Factors of 12 = 2 x 2 x 3
Multiply the common & uncommon factors of all denominators
2 x 2 x 3 x 3 = 36 LCD of818 ,812 = 36 Equivalent fractions with LCD
8/18 =16/36 8/12 =24/36
5
Find the LCD of 4/12 and 9/32
LCD = 96
In equivalent fraction 4/12 =32/96 ,9/32 =27/96
Find the factors of of denominators 12 and 32
Factors of 12
212
26
33
1
Factors of 32
232
216
28
24
22
1
Factors of 12 = 2 x 2 x 3
Factors of 32 = 2 x 2 x 2 x 2 x 2
Multiply the common & uncommon factors of all denominators
2 x 2 x 2 x 2 x 2 x 3 = 96 LCD of412 ,932 = 96 Equivalent fractions with LCD
4/12 =32/96 9/32 =27/96
6
Find the LCD of 10/45 and 5/15
LCD = 45
In equivalent fraction 10/45 =10/45 ,5/15 =15/45
Find the factors of of denominators 45 and 15
Factors of 45
345
315
55
1
Factors of 15
315
55
1
Factors of 45 = 3 x 3 x 5
Factors of 15 = 3 x 5
Multiply the common & uncommon factors of all denominators
3 x 3 x 5 = 45 LCD of1045 ,515 = 45 Equivalent fractions with LCD
10/45 =10/45 5/15 =15/45
7
Find the LCD of 4/15 and 9/25
LCD = 75
In equivalent fraction 4/15 =20/75 ,9/25 =27/75
Find the factors of of denominators 15 and 25
Factors of 15
315
55
1
Factors of 25
525
55
1
Factors of 15 = 3 x 5
Factors of 25 = 5 x 5
Multiply the common & uncommon factors of all denominators
3 x 5 x 5 = 75 LCD of415 ,925 = 75 Equivalent fractions with LCD
4/15 =20/75 9/25 =27/75
8
Find the LCD of 10/15 and 10/27
LCD = 135
In equivalent fraction 10/15 =90/135 ,10/27 =50/135
Find the factors of of denominators 15 and 27
Factors of 15
315
55
1
Factors of 27
327
39
33
1
Factors of 15 = 3 x 5
Factors of 27 = 3 x 3 x 3
Multiply the common & uncommon factors of all denominators
3 x 3 x 3 x 5 = 135 LCD of1015 ,1027 = 135 Equivalent fractions with LCD
10/15 =90/135 10/27 =50/135
9
Find the LCD of 8/21 and 10/6
LCD = 42
In equivalent fraction 8/21 =16/42 ,10/6 =70/42
Find the factors of of denominators 21 and 6
Factors of 21
321
77
1
Factors of 6
26
33
1
Factors of 21 = 3 x 7
Factors of 6 = 2 x 3
Multiply the common & uncommon factors of all denominators
2 x 3 x 7 = 42 LCD of821 ,106 = 42 Equivalent fractions with LCD
8/21 =16/42 10/6 =70/42
10
Find the LCD of 5/10, 8/15 and 6/25
LCD = 150
In equivalent fraction 5/10 =75/150 ,8/15 =80/150 ,6/25 =36/150
Find the factors of of denominators 10 , 15 and 25
Factors of 10
210
55
1
Factors of 15
315
55
1
Factors of 25
525
55
1
Factors of 10 = 2 x 5
Factors of 15 = 3 x 5
Factors of 25 = 5 x 5
Multiply the common & uncommon factors of all denominators
2 x 3 x 5 x 5 = 150 LCD of510 ,815 ,825 = 150 Equivalent fractions with LCD
5/10 =75/150 8/15 =80/150 6/25 =36/150
11
Find the LCD of 9/12 and 5/16
LCD = 48
In equivalent fraction 9/12 =36/48 ,5/16 =15/48
Find the factors of of denominators 12 and 16
Factors of 12
212
26
33
1
Factors of 16
216
28
24
22
1
Factors of 12 = 2 x 2 x 3
Factors of 16 = 2 x 2 x 2 x 2
Multiply the common & uncommon factors of all denominators
2 x 2 x 2 x 2 x 3 = 48 LCD of912 ,516 = 48 Equivalent fractions with LCD
9/12 =36/48 5/16 =15/48
12
Find the LCD of 8/15, 3/6 and 10/18
LCD = 90
In equivalent fraction 8/15 =48/90 ,3/6 =45/90 ,10/18 =50/90
Find the factors of of denominators 15 , 6 and 18
Factors of 15
315
55
1
Factors of 6
26
33
1
Factors of 18
218
39
33
1
Factors of 15 = 3 x 5
Factors of 6 = 2 x 3
Factors of 18 = 2 x 3 x 3
Multiply the common & uncommon factors of all denominators
2 x 3 x 3 x 5 = 90 LCD of815 ,36 ,318 = 90 Equivalent fractions with LCD
8/15 =48/90 3/6 =45/90 10/18 =50/90
13
Find the LCD of 7/15 and 4/6
LCD = 30
In equivalent fraction 7/15 =14/30 ,4/6 =20/30
Find the factors of of denominators 15 and 6
Factors of 15
315
55
1
Factors of 6
26
33
1
Factors of 15 = 3 x 5
Factors of 6 = 2 x 3
Multiply the common & uncommon factors of all denominators
2 x 3 x 5 = 30 LCD of715 ,46 = 30 Equivalent fractions with LCD
7/15 =14/30 4/6 =20/30
14
Find the LCD of 7/20 and 4/12
LCD = 60
In equivalent fraction 7/20 =21/60 ,4/12 =20/60
Find the factors of of denominators 20 and 12
Factors of 20
220
210
55
1
Factors of 12
212
26
33
1
Factors of 20 = 2 x 2 x 5
Factors of 12 = 2 x 2 x 3
Multiply the common & uncommon factors of all denominators
2 x 2 x 3 x 5 = 60 LCD of720 ,412 = 60 Equivalent fractions with LCD
7/20 =21/60 4/12 =20/60
15
Find the LCD of 10/24, 10/27 and 8/9
LCD = 216
In equivalent fraction 10/24 =90/216 ,10/27 =80/216 ,8/9 =192/216
Find the factors of of denominators 24 , 27 and 9
Factors of 24
224
212
26
33
1
Factors of 27
327
39
33
1
Factors of 9
39
33
1
Factors of 24 = 2 x 2 x 2 x 3
Factors of 27 = 3 x 3 x 3
Factors of 9 = 3 x 3
Multiply the common & uncommon factors of all denominators
2 x 2 x 2 x 3 x 3 x 3 = 216 LCD of1024 ,1027 ,109 = 216 Equivalent fractions with LCD
10/24 =90/216 10/27 =80/216 8/9 =192/216
16
Find the LCD of 7/10, 10/12 and 10/16
LCD = 240
In equivalent fraction 7/10 =168/240 ,10/12 =200/240 ,10/16 =150/240
Find the factors of of denominators 10 , 12 and 16
Factors of 10
210
55
1
Factors of 12
212
26
33
1
Factors of 16
216
28
24
22
1
Factors of 10 = 2 x 5
Factors of 12 = 2 x 2 x 3
Factors of 16 = 2 x 2 x 2 x 2
Multiply the common & uncommon factors of all denominators
2 x 2 x 2 x 2 x 3 x 5 = 240 LCD of710 ,1012 ,1016 = 240 Equivalent fractions with LCD
7/10 =168/240 10/12 =200/240 10/16 =150/240
17
Find the LCD of 8/20, 9/15 and 5/10
LCD = 60
In equivalent fraction 8/20 =24/60 ,9/15 =36/60 ,5/10 =30/60
Find the factors of of denominators 20 , 15 and 10
Factors of 20
220
210
55
1
Factors of 15
315
55
1
Factors of 10
210
55
1
Factors of 20 = 2 x 2 x 5
Factors of 15 = 3 x 5
Factors of 10 = 2 x 5
Multiply the common & uncommon factors of all denominators
2 x 2 x 3 x 5 = 60 LCD of820 ,915 ,910 = 60 Equivalent fractions with LCD
8/20 =24/60 9/15 =36/60 5/10 =30/60
18
Find the LCD of 8/24, 9/12 and 7/36
LCD = 72
In equivalent fraction 8/24 =24/72 ,9/12 =54/72 ,7/36 =14/72
Find the factors of of denominators 24 , 12 and 36
Factors of 24
224
212
26
33
1
Factors of 12
212
26
33
1
Factors of 36
236
218
39
33
1
Factors of 24 = 2 x 2 x 2 x 3
Factors of 12 = 2 x 2 x 3
Factors of 36 = 2 x 2 x 3 x 3
Multiply the common & uncommon factors of all denominators
2 x 2 x 2 x 3 x 3 = 72 LCD of824 ,912 ,936 = 72 Equivalent fractions with LCD
8/24 =24/72 9/12 =54/72 7/36 =14/72
19
Find the LCD of 6/8 and 10/16
LCD = 16
In equivalent fraction 6/8 =12/16 ,10/16 =10/16
Find the factors of of denominators 8 and 16
Factors of 8
28
24
22
1
Factors of 16
216
28
24
22
1
Factors of 8 = 2 x 2 x 2
Factors of 16 = 2 x 2 x 2 x 2
Multiply the common & uncommon factors of all denominators
2 x 2 x 2 x 2 = 16 LCD of68 ,1016 = 16 Equivalent fractions with LCD
6/8 =12/16 10/16 =10/16
20
Find the LCD of 10/30, 8/35 and 7/10
LCD = 210
In equivalent fraction 10/30 =70/210 ,8/35 =48/210 ,7/10 =147/210
Find the factors of of denominators 30 , 35 and 10
Factors of 30
230
315
55
1
Factors of 35
535
77
1
Factors of 10
210
55
1
Factors of 30 = 2 x 3 x 5
Factors of 35 = 5 x 7
Factors of 10 = 2 x 5
Multiply the common & uncommon factors of all denominators
2 x 3 x 5 x 7 = 210 LCD of1030 ,835 ,810 = 210 Equivalent fractions with LCD
10/30 =70/210 8/35 =48/210 7/10 =147/210

Worksheet: Find the LCD for Fractions

Find the lcd for fractions 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 fraction problems in basic mathematics.

Online Test
00:00
Start my Challenge
Find the LCD of 1 3/6, 4/9, 8, 5/8 and 3 1/3
Find the LCD of 2 1/2, 1 2/7, 4/6, 6 and 4/10
Find the LCD of 9, 3/5, 10, 6 and 7/9
Find the LCD of 10, 1 2/3, 6/10, 2/9 and 10
Find the LCD of 3, 8, 2/3, 2 1/4 and 7/8
Find the LCD of 1 4/5, 7, 10, 4/5 and 10
Find the LCD of 4, 1 1/8, 10, 10 and 2 1/4
Find the LCD of 1 1/2, 5/6, 10, 3/4 and 1 1/9
Find the LCD of 1 1/6, 6/10, 2/7, 3/5 and 1 1/4
Find the LCD of 6/9, 1 1/2, 10, 1 2/6 and 2 2/3

Online Test: Find the LCD for Fractions

This online test to find the lcd for fractions is a formative assessment which can be used as homework, classwork or assignment problems to assess and improve the learner's math skills on fraction.

LCD Calculator

Input
comma saparated input values
LCD (16/4, 3/8, 3/6)
= 24
Equivalent fractions with LCD
= 16/4 = 96/24,
3/8 = 9/24,
3/6 = 12/24
show workout

Work with steps - LCD

Question:
Find the LCD of fractions 16/4, 3/8, 3/6.
Answer:
Factors of 4
24
22
1
Factors of 8
28
24
22
1
Factors of 6
26
33
1

Factors of 4 = 2 x 2
Factors of 8 = 2 x 2 x 2
Factors of 6 = 2 x 3

Multiply all the common and uncommon factors of all denominators
2 x 2 x 2 x 3 = 24
LCD of164,38,36= 24
Equivalent Fractions with LCD
164= 9624 38= 924 36= 1224

Lcd calculator is a key tool for users to generate step-by-step work to quickly understand the calculation, solve the homework problems, solve the classwork problems, prepare the answer key document for summative and formative assessments or immediately verify the entire calculation for the user supplied input values.