Worksheet directions

Grade 8 • Review • Choose a strategy for each problem. Explain or check your thinking where requested.

Sample questions

1. Which is greater: √80 or 8.9? Justify without a calculator. Answer: ___
2. Which is greater: √20 or 4.5? Justify without a calculator. Answer: ___
3. Which is greater: −√9 or −2.5? Justify without a calculator. Answer: ___
4. Which is greater: √50 or 7? Justify without a calculator. Use Set B values. Answer: ___
5. Which is greater: √12 or 3.4? Justify without a calculator. Use Set B values. Answer: ___
6. Which is greater: √50 or 7? Justify without a calculator. Answer: ___

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

Common Core connections

Source labels: 8.NS.A.1–2. Review the learning goals below to check the fit for your class.

• 8.NS.A.1 — Know that numbers not rational are irrational
• 8.NS.A.2 — Approximate irrational numbers

Bring it into your lesson

Open this worksheet in Sparkclass to copy it to your Files. Check the resulting layout before sharing it with students.