Grade 5 · lesson 4 of 4

Round Decimals to a Requested Place

Locate neighboring multiples of the requested place and compare distances.

About 20 minutes, plus any extended practice

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Supplied materials

  • Paper and a pencil; drawing and spoken explanations are welcome. An adult may read directions and options aloud.
  • Supplied worked-case record: Round 6.284 to hundredths.
  • All quantities and shape descriptions are supplied in the worked example and questions; no purchase or personal information is needed.

Learn the idea

Decimal rounding uses the same nearest-landmark idea as whole-number rounding. Hundredth landmarks are separated by 0.01 and their midpoint by 0.005. Read the requested place carefully. Use the original value and the stated upward tie convention; label the result as an approximation.

Locate neighboring multiples of the requested place and compare distances. Round directly from the supplied original decimal. Keep a trailing zero when it communicates the requested precision, even though the numerical value is unchanged.

Read the requested precision before rounding. Rounding an already rounded value can differ from rounding the original directly. Mark the original decimal between its neighboring hundredth values.

  1. Mark the original decimal between its neighboring hundredth values.
  2. Follow the worked example. Point to each number or shape feature and say what it tells you.
  3. Locate neighboring multiples of the requested place and compare distances.
  4. Try the question and then the three practice questions. Check your answers and explain any change you make.
Worked example

See the method in action

Round 6.284 to hundredths. It lies between 6.28 and 6.29 and is four thousandths above the lower landmark, so it rounds to 6.28. The midpoint 6.285 would round to 6.29 under the upward convention. Rounding to tenths would give 6.3 instead. Read the requested precision before rounding. Rounding an already rounded value can differ from rounding the original directly. Mark the original decimal between its neighboring hundredth values.

Your turn

Check your reasoning

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Helpful tips
  • Read the requested precision before rounding.
  • Rounding an already rounded value can differ from rounding the original directly.
Round 2.346 to hundredths using halfway-up ties.

Feedback appears here after you check. This is practice, not a graded school assessment.

See the answer and explanation

2.35

Compare neighboring hundredths using the third decimal digit. The result is 2.35.

Take it further

Round 9.996 to hundredths. Expected: 10.00, including the carry into a new whole.

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More practice: try new cases

Choose an answer for each problem. Explain your method on paper, then use the feedback to decide what to revisit.

More practice: try new cases
1. Round 4.271 to hundredths using halfway-up ties.
Need a hint?
  • Read the requested precision before rounding.
  • Rounding an already rounded value can differ from rounding the original directly.
2. Round 6.285 to hundredths using halfway-up ties.
Need a hint?
  • Read the requested precision before rounding.
  • Rounding an already rounded value can differ from rounding the original directly.
3. Round 8.994 to hundredths using halfway-up ties.
Need a hint?
  • Read the requested precision before rounding.
  • Rounding an already rounded value can differ from rounding the original directly.

Your choices are temporary. Feedback appears after you check all the answers.

Nothing here is saved to an account or sent to a teacher. Keep your own notes or download them before leaving. The score describes these questions; it does not certify subject mastery.

Check the subject sources

These LifeStarter passages, scenarios and exercises are authored for this Academy with AI assistance and review. External resources keep their publishers’ terms. A grade label suggests a starting level; it does not establish alignment with your school’s complete requirements.