Least Common Multiple Sample Problems

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These sample problems below for Least Common Multiple were generated by the MathScore.com engine.

Sample Problems For Least Common Multiple

Complexity=4

Find the least common multiple of each pair of numbers.

1. 2, 4

2. 2, 3

Complexity=7

Find the least common multiple of each pair of numbers.

1. 3, 2

2. 6, 3

Complexity=10

Find the least common multiple of each pair of numbers.

1. 2, 8

2. 6, 7

Complexity=14

Find the least common multiple of each pair of numbers.

1. 12, 3

2. 8, 10

Complexity=16

Find the least common multiple of each pair of numbers.

1. 12, 15

2. 9, 15

Complexity=20

Find the least common multiple of each pair of numbers.

1. 20, 12

2. 12, 20

Complexity=40

Find the least common multiple of each pair of numbers.

1. 30, 36

2. 24, 21

Complexity=50

Find the least common multiple of each pair of numbers.

1. 32, 48

2. 50, 40

Answers

Complexity=4

Find the least common multiple of each pair of numbers.

#	Problem	Correct Answer	Your Answer
1	2, 4
Solution 2 divides evenly into 4. Therefore 4 is the LCM.

#	Problem	Correct Answer	Your Answer
2	2, 3
Solution Multiples of 2: 2, 4, 6 Multiples of 3: 3, 6

Complexity=7

Find the least common multiple of each pair of numbers.

#	Problem	Correct Answer	Your Answer
1	3, 2
Solution Multiples of 3: 3, 6 Multiples of 2: 2, 4, 6

#	Problem	Correct Answer	Your Answer
2	6, 3
Solution 3 divides evenly into 6. Therefore 6 is the LCM.

Complexity=10

Find the least common multiple of each pair of numbers.

#	Problem	Correct Answer	Your Answer
1	2, 8
Solution 2 divides evenly into 8. Therefore 8 is the LCM.

#	Problem	Correct Answer	Your Answer
2	6, 7
Solution The GCF is 1. LCM(6,7) = product / gcf = (6 * 7) / 1 = 42

Complexity=14

Find the least common multiple of each pair of numbers.

#	Problem	Correct Answer	Your Answer
1	12, 3
Solution 3 divides evenly into 12. Therefore 12 is the LCM.

#	Problem	Correct Answer	Your Answer
2	8, 10
Solution The GCF is 2. LCM(8,10) = product / gcf = (8 * 10) / 2. = (8/2) * 10 = 4 * 10. = 40.

Complexity=16

Find the least common multiple of each pair of numbers.

#	Problem	Correct Answer	Your Answer
1	12, 15
Solution The GCF is 3. LCM(12,15) = product / gcf = (12 * 15) / 3. = (12/3) * 15 = 4 * 15. = 60.

#	Problem	Correct Answer	Your Answer
2	9, 15
Solution The GCF is 3. LCM(9,15) = product / gcf = (9 * 15) / 3. = (9/3) * 15 = 3 * 15. = 45.

Complexity=20

Find the least common multiple of each pair of numbers.

#	Problem	Correct Answer	Your Answer
1	20, 12
Solution The GCF is 4. LCM(20,12) = product / gcf = (20 * 12) / 4. = (20/4) * 12 = 5 * 12. = 60.

#	Problem	Correct Answer	Your Answer
2	12, 20
Solution The GCF is 4. LCM(12,20) = product / gcf = (12 * 20) / 4. = (12/4) * 20 = 3 * 20. = 60.

Complexity=40

Find the least common multiple of each pair of numbers.

#	Problem	Correct Answer	Your Answer
1	30, 36
Solution The GCF is 6. LCM(30,36) = product / gcf = (30 * 36) / 6. = (30/6) * 36 = 5 * 36. = 180.

#	Problem	Correct Answer	Your Answer
2	24, 21
Solution The GCF is 3. LCM(24,21) = product / gcf = (24 * 21) / 3. = (24/3) * 21 = 8 * 21. = 168.

Complexity=50

Find the least common multiple of each pair of numbers.

#	Problem	Correct Answer	Your Answer
1	32, 48
Solution The GCF is 16. LCM(32,48) = product / gcf = (32 * 48) / 16. = (32/16) * 48 = 2 * 48. = 96.

#	Problem	Correct Answer	Your Answer
2	50, 40
Solution The GCF is 10. LCM(50,40) = product / gcf = (50 * 40) / 10. = (50/10) * 40 = 5 * 40. = 200.

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