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Date
Questions20
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1

Find the LCM if the GCF of 60 and 72 is 12.

2

Find the LCM if the GCF of 126 and 81 is 9.

3

Find the LCM if the GCF of 75 and 45 is 15.

4

Find the LCM if the GCF of 2 and 18 is 2.

5

Find the LCM if the GCF of 4 and 10 is 2.

6

Find the LCM if the GCF of 190 and 10 is 10.

7

Find the LCM if the GCF of 182 and 42 is 14.

8

Find the LCM if the GCF of 304 and 16 is 16.

9

Find the LCM if the GCF of 30 and 15 is 15.

10

Find the LCM if the GCF of 165 and 15 is 15.

11

Find the LCM if the GCF of 132 and 108 is 12.

12

Find the LCM if the GCF of 187 and 136 is 17.

13

Find the LCM if the GCF of 72 and 9 is 9.

14

Find the LCM if the GCF of 240 and 60 is 60.

15

Find the LCM if the GCF of 64 and 8 is 8.

16

Find the LCM if the GCF of 90 and 36 is 18.

17

Find the LCM if the GCF of 32 and 64 is 32.

18

Find the LCM if the GCF of 182 and 56 is 14.

19

Find the LCM if the GCF of 48 and 64 is 16.

20

Find the LCM if the GCF of 216 and 162 is 54.

Answers Key

1

Find the LCM if the GCF of 60 and 72 is 12.

360

LCM x GCF = Product of Numbers

LCM = 360

LCM =

Product of NumbersGCF =

60 x 7212 =

432012LCM = 360

2

Find the LCM if the GCF of 126 and 81 is 9.

1134

LCM x GCF = Product of Numbers

LCM = 1134

LCM =

Product of NumbersGCF =

126 x 819 =

102069LCM = 1134

3

Find the LCM if the GCF of 75 and 45 is 15.

225

LCM x GCF = Product of Numbers

LCM = 225

LCM =

Product of NumbersGCF =

75 x 4515 =

337515LCM = 225

4

Find the LCM if the GCF of 2 and 18 is 2.

18

LCM x GCF = Product of Numbers

LCM = 18

LCM =

Product of NumbersGCF =

2 x 182 =

362LCM = 18

5

Find the LCM if the GCF of 4 and 10 is 2.

20

LCM x GCF = Product of Numbers

LCM = 20

LCM =

Product of NumbersGCF =

4 x 102 =

402LCM = 20

6

Find the LCM if the GCF of 190 and 10 is 10.

190

LCM x GCF = Product of Numbers

LCM = 190

LCM =

Product of NumbersGCF =

190 x 1010 =

190010LCM = 190

7

Find the LCM if the GCF of 182 and 42 is 14.

546

LCM x GCF = Product of Numbers

LCM = 546

LCM =

Product of NumbersGCF =

182 x 4214 =

764414LCM = 546

8

Find the LCM if the GCF of 304 and 16 is 16.

304

LCM x GCF = Product of Numbers

LCM = 304

LCM =

Product of NumbersGCF =

304 x 1616 =

486416LCM = 304

9

Find the LCM if the GCF of 30 and 15 is 15.

30

LCM x GCF = Product of Numbers

LCM = 30

LCM =

Product of NumbersGCF =

30 x 1515 =

45015LCM = 30

10

Find the LCM if the GCF of 165 and 15 is 15.

165

LCM x GCF = Product of Numbers

LCM = 165

LCM =

Product of NumbersGCF =

165 x 1515 =

247515LCM = 165

11

Find the LCM if the GCF of 132 and 108 is 12.

1188

LCM x GCF = Product of Numbers

LCM = 1188

LCM =

Product of NumbersGCF =

132 x 10812 =

1425612LCM = 1188

12

Find the LCM if the GCF of 187 and 136 is 17.

1496

LCM x GCF = Product of Numbers

LCM = 1496

LCM =

Product of NumbersGCF =

187 x 13617 =

2543217LCM = 1496

13

Find the LCM if the GCF of 72 and 9 is 9.

72

LCM x GCF = Product of Numbers

LCM = 72

LCM =

Product of NumbersGCF =

72 x 99 =

6489LCM = 72

14

Find the LCM if the GCF of 240 and 60 is 60.

240

LCM x GCF = Product of Numbers

LCM = 240

LCM =

Product of NumbersGCF =

240 x 6060 =

1440060LCM = 240

15

Find the LCM if the GCF of 64 and 8 is 8.

64

LCM x GCF = Product of Numbers

LCM = 64

LCM =

Product of NumbersGCF =

64 x 88 =

5128LCM = 64

16

Find the LCM if the GCF of 90 and 36 is 18.

180

LCM x GCF = Product of Numbers

LCM = 180

LCM =

Product of NumbersGCF =

90 x 3618 =

324018LCM = 180

17

Find the LCM if the GCF of 32 and 64 is 32.

64

LCM x GCF = Product of Numbers

LCM = 64

LCM =

Product of NumbersGCF =

32 x 6432 =

204832LCM = 64

18

Find the LCM if the GCF of 182 and 56 is 14.

728

LCM x GCF = Product of Numbers

LCM = 728

LCM =

Product of NumbersGCF =

182 x 5614 =

1019214LCM = 728

19

Find the LCM if the GCF of 48 and 64 is 16.

192

LCM x GCF = Product of Numbers

LCM = 192

LCM =

Product of NumbersGCF =

48 x 6416 =

307216LCM = 192

20

Find the LCM if the GCF of 216 and 162 is 54.

648

LCM x GCF = Product of Numbers

LCM = 648

LCM =

Product of NumbersGCF =

216 x 16254 =

3499254LCM = 648