FreeMathWorksheet
FreeMathWorksheet

Quick Practice

TN-MATH-IGCSE-70358 · v2.4

Rounding Decimals

IGCSE · Math · Decimals · CBSE

Grade

IGCSE

Subject

Math

Topic

Decimals

Subtopic

Rounding Decimals

Curriculum

CBSE

Difficulty

Foundation

Time

10 minutes

Total marks

37

Student name

Teacher name

Date

Learning objectives

  • Recognise rounding decimals accurately in math contexts.
  • Explain the underlying rule of rounding decimals in the student's own words.
  • Apply rounding decimals to multi-step and unfamiliar problems.
  • Justify a chosen method and identify errors in another student's work.

Skills assessed

  • Fluency and recall
  • Method and setting out
  • Reasoning and justification
  • Problem solving in context
  • Self-assessment

Instructions

  1. Write your name, your teacher's name and the date in the header.
  2. Answer every question in the space provided. Continue on the back if needed.
  3. Show all working — method marks are awarded even when the final answer is wrong.
  4. Aim to finish in about 10 minutes.
  5. Complete the reflection box at the end before you hand the sheet in.

Warm-up

Bloom: Remember · 2 marks

Answer quickly. These check you are ready for the topic.

  1. 1.Circle one fact you already know about rounding decimals.

    [1]
  2. 2.Name one fact you already know about rounding decimals.

    [1]

Recall

Bloom: Remember · 2 marks

Complete from memory. No calculator, no notes.

  1. 1.List the key term used in rounding decimals described here: item 1.

    [1]
  2. 2.Define the key term used in rounding decimals described here: item 2.

    [1]

FreeMathWorksheet · TN-MATH-IGCSE-70358 · v2.4

© 2026 FreeMathWorksheet. Licensed for classroom and home use. Redistribution or resale is not permitted.

Page 1 of 4

FreeMathWorksheet · IGCSE Math

Rounding Decimals

Basic Practice

Bloom: Understand · 3 marks

Work through each item. Show the step you used.

  1. 1.Work out part 1 using the rule for rounding decimals.

    [1]
  2. 2.Match part 2 using the rule for rounding decimals.

    [1]
  3. 3.Complete part 3 using the rule for rounding decimals.

    [1]

Guided Practice

Bloom: Understand · 4 marks

The first step is given. Finish the reasoning.

  1. 1.Continue the working for part 1. Step 1 has been started for you.

    [2]
  2. 2.Complete the method for part 2. Step 1 has been started for you.

    [2]

Independent Practice

Bloom: Apply · 6 marks

No scaffolding. Set out your full method.

  1. 1.Work out fully part 1 on rounding decimals without help.

    [2]
  2. 2.Calculate part 2 on rounding decimals without help.

    [2]
  3. 3.Work out fully part 3 on rounding decimals without help.

    [2]

FreeMathWorksheet · TN-MATH-IGCSE-70358 · v2.4

© 2026 FreeMathWorksheet. Licensed for classroom and home use. Redistribution or resale is not permitted.

Page 2 of 4

FreeMathWorksheet · IGCSE Math

Rounding Decimals

Challenge Questions

Bloom: Analyse · 6 marks

Harder items. Attempt every one, even partially.

  1. 1.Deduce the statement in part 1 about rounding decimals.

    [3]
  2. 2.Prove the statement in part 2 about rounding decimals.

    [3]

Real-life Application

Bloom: Apply · 6 marks

Use the skill in context. State units in your answer.

  1. 1.In context, work out a real math situation that depends on rounding decimals.

    [3]
  2. 2.Apply a real math situation that depends on rounding decimals.

    [3]

Critical Thinking

Bloom: Evaluate · 8 marks

Explain your reasoning in full sentences.

  1. 1.Compare and justify a student's method for rounding decimals is or is not efficient.

    [4]
  2. 2.Explain why a student's method for rounding decimals is or is not efficient.

    [4]

FreeMathWorksheet · TN-MATH-IGCSE-70358 · v2.4

© 2026 FreeMathWorksheet. Licensed for classroom and home use. Redistribution or resale is not permitted.

Page 3 of 4

FreeMathWorksheet · IGCSE Math

Rounding Decimals

Reflection

Bloom: Create · 0 marks

Not marked. Answer honestly — this guides your next worksheet.

  1. 1.Describe how confident you feel with rounding decimals and what you will practise next.

    [—]
  2. 2.Record how confident you feel with rounding decimals and what you will practise next.

    [—]

FreeMathWorksheet · TN-MATH-IGCSE-70358 · v2.4

© 2026 FreeMathWorksheet. Licensed for classroom and home use. Redistribution or resale is not permitted.

Page 4 of 4