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Least Common Multiples

Last updated about 5 years ago
8 questions
Note from the author:
Least common multiple (LCM) or least common denominator (LCD).

Least Common Multiple

For the least common multiple lesson below. Watch the video and take notes in your math notebook using the attached slideshow below.

Then complete the problems. Redo the problems as necessary.
Use the LIST Method to find the LCM for problems #1-3.
2

What is the LCM of 3 and 7?

2

What is the LCM of 5 and 8?

2

What is the LCM of 4, 6, and 8?

Use the LADDER Method to find the LCM for problems #4-6.
2

What is the LCM of 16 and 18?

2

What is the LCM of 24 and 32?

2

What is the LCM of 12, 18, and 24?

2

Today, both the soccer team and the basketball team had games. The soccer team plays every 3 days and the basketball team plays every 5 days. When will both teams have games on the same day again?

2

Boxes that are 12 inches tall are being piled next to boxes that are 10 inches tall. What is the least height in feet at which the two piles will be the same height?