Worksheet directions

Grade 6 • Guided Practice • Work with your teacher or a partner. Discuss the model or strategy, then complete each problem.

Sample questions

1. Two timers ring together now. One rings every 6 minutes, the other every 8 minutes. After how many minutes do they first ring together again? Explain.
2. Find the least common multiple of 8 and 12 by listing multiples. Explain why multiplying the numbers is not always the least answer.
3. Two timers ring together now. One rings every 12 minutes, the other every 8 minutes. After how many minutes do they first ring together again? Explain.
4. Find the least common multiple of 4 and 6 by listing multiples. Explain why multiplying the numbers is not always the least answer.
5. Two timers ring together now. One rings every 9 minutes, the other every 12 minutes. After how many minutes do they first ring together again? Explain.
6. Find the least common multiple of 10 and 12 by listing multiples. Explain why multiplying the numbers is not always the least answer.

See the preview for diagrams, answer spaces, and the complete layout.

Common Core connections

Source labels: 6.NS.B.4. Review the learning goals below to check the fit for your class.

• 6.NS.B.4 — Greatest common factor, least common multiple

Bring it into your lesson

Review the preview and question content above. Open the resource in Sparkclass to copy it to your Files and use it in your workspace. Check the resulting layout before sharing it with students.