Rounding Answers
Solve problems which require answers to be rounded to specified degrees of accuracy
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1858 concepts · 9 subjects
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Rounding Answers means practising the idea at the table with counters or paper models and one clear check. We will demo once, then your child tries.
Materials: Counters or paper models for the idea; Pencil for recording. Adult models one concrete example of the idea. Child completes three concrete examples and says a reason each time. Done: three correct examples with a spoken reason each. Stop after the fresh check; keep optional challenge for another day.
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Learning resources
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Illustrative Mathematics · Practice link — not the full lesson
Rounding to the Nearest 1000
Before you open · source notes
Rounding to the Nearest 1000 supports rounding answers sensibly. Not every exact long-multiplication check.
Free, no sign-in. A teacher solution is on the same page, so use the student view with your child.
Before you openAsk the learner to round a number to the nearest 1000 and say which digit decided it.
Opening this link does not save learning or assess mastery.
Source, access and review notes
Public Illustrative Mathematics task page. The .html address responds HTTP 308 to this URL. An anonymous GET of this URL on 2026-11-12 returned HTTP 200 with no login or payment prompt. Where a teacher solution is present, it is on the same page as the student task; this check did not find a separate locked student view. An adult can use the student view section and should not read a solution aloud. Advertising was not observed in the fetched HTML text; that is not a browser, device, or ad-free guarantee. This is a paper or discussion task, not an automatically marked interactive game. Opening the link does not save practice or assess mastery. Diagrams on the page use missing or filename-only alt text, so they are not an accessible image equivalent. Accessibility still depends on an adult describing the picture.
Illustrative Mathematics. “Rounding to the Nearest 1000.” Licensed CC BY-NC-SA 4.0. External task; Gakuva does not copy, host, embed, or redistribute it.
CC BY-NC-SA 4.0 — link only
Check understanding
- Compute a division and round the result to one decimal place as specified
- Determine the appropriate degree of accuracy for a measurement context (e.g. round to nearest penny)
- Solve a problem where an unrounded decimal answer must be interpreted in context (e.g. whole containers needed)
“If your child calculates an answer of 8.63 but the question asks for it to the nearest whole number, can they round it correctly to 9 — and explain why that level of precision matters in context?”
Curriculum record
- Type
- Procedural
- Subject
- Mathematics
- Domain
- Multiplication & Division
- Age range
- Ages 10–12
Standards