Rounding to Decimal Points

Round each decimal to the required number of decimal places.

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Learning objective overview

Master Teaching Guide coverage for this objective.

Current NZC (2007)
  • NA5-6
  • NA4-6
New NZC (2026)
  • NZC26-P4-NUM-NSO-P-Y9-09
  • NZC26-P3-NUM-NSO-P-Y7-13
  • NZC26-P3-NUM-NSO-P-Y7-14
  • NZC26-P3-NUM-NSO-P-Y8-11
  • NZC26-P3-NUM-NSO-P-Y8-12
  • NZC26-P3-NUM-FIN-K-Y7-01

Resources

  • Alpha textbook: Skills in Ex 2.20, pg 42
  • Alpha textbook: Context in Ex 2.21, pg 43
  • CorbettMaths worksheetQuestions PDF · Answers

Terminology

  • rounding
  • decimal place
  • whole number
  • tenths
  • hundredths

Task goals

  • Round a decimal to the nearest whole number.
  • Round a decimal to 1 decimal place.
  • Round a decimal to 2 decimal places.
  • Identify the correct rounding digit and apply the round-up or round-down rule, including when a 9 carries over into the next place value.
  • Check whether a given rounded answer is correct and explain any mistake.
  • Compare and order numbers after they have been rounded to a stated number of decimal places.
  • Find a number that rounds to a given value at a stated number of decimal places, and explain why.

Where this fits

What leads into this objective, and where it goes next.

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Rounding to Decimal Points

Rounding to Decimal Points

Do

Rounding to the degree of precision required for the context

Statement▸
Year 9 · Number · Number structures and operations
NZC26-P4-NUM-NSO-P-Y9-09

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