Practice question

1. Estimate 7 × 489 by rounding 489 to the nearest 100. Keep 7 unchanged. Is the estimate greater or less than the exact product? Explain. Estimate: ___

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

Common Core connections

Source labels: 4.NBT.B.5, 4.NBT.A.3. Review the learning goals below to check the fit for your class.

• 4.NBT.B.5 — Multiply up to four digits
• 4.NBT.A.3 — Round multi-digit whole numbers

Bring it into your lesson

Open this problem in Sparkclass to add it to a worksheet. Check the resulting layout before sharing it with students.