Mathematics·Number Representation & Place Value·procedural
Rounding Large Numbers
Round any whole number up to 1,000,000 to the nearest 10, 100, 1,000, 10,000, or 100,000 using place-value understanding
Suggested ages 9–10
Learning journey
Your child is working with larger numbers up to 1 million — understanding place value, rounding to different levels of accuracy, and beginning to work with negative numbers in everyday contexts.
Evidence of understanding
- Round 456,782 to the nearest 10,000 (460,000)
- Round 950,500 to the nearest 100,000 and explain the boundary case
- Use rounding to estimate the sum of 387,412 + 214,560
Assessment prompt
Can Rounding Large Numbers round a large number like 346,712 to the nearest 1,000 (347,000) or 10,000 (350,000) — identifying which digit to look at for each rounding?
Standards alignment
No external standards are linked to this topic.