FreeMathWorksheet
FreeMathWorksheet

Quick Practice

TN-MATH-GR3-22727 · v2.-2

Decimal Addition

Grade 3 · Math · Decimals · National Curriculum (UK)

Grade

Grade 3

Subject

Math

Topic

Decimals

Subtopic

Decimal Addition

Curriculum

National Curriculum (UK)

Difficulty

Foundation

Time

10 minutes

Total marks

29

Student name

Teacher name

Date

Learning objectives

  • Recognise decimal addition accurately in math contexts.
  • Explain the underlying rule of decimal addition in the student's own words.
  • Apply decimal addition 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.Write down one fact you already know about decimal addition.

    [1]
  2. 2.Name one fact you already know about decimal addition.

    [1]

Recall

Bloom: Remember · 2 marks

Complete from memory. No calculator, no notes.

  1. 1.Define the key term used in decimal addition described here: item 1.

    [1]
  2. 2.List the key term used in decimal addition described here: item 2.

    [1]

FreeMathWorksheet · TN-MATH-GR3-22727 · v2.-2

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

Page 1 of 3

FreeMathWorksheet · Grade 3 Math

Decimal Addition

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 decimal addition.

    [1]
  2. 2.Complete part 2 using the rule for decimal addition.

    [1]
  3. 3.Work out part 3 using the rule for decimal addition.

    [1]

Guided Practice

Bloom: Understand · 4 marks

The first step is given. Finish the reasoning.

  1. 1.Using the first step given, finish 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.Determine part 1 on decimal addition without help.

    [2]
  2. 2.Solve part 2 on decimal addition without help.

    [2]
  3. 3.Calculate part 3 on decimal addition without help.

    [2]

FreeMathWorksheet · TN-MATH-GR3-22727 · v2.-2

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

Page 2 of 3

FreeMathWorksheet · Grade 3 Math

Decimal Addition

Challenge Questions

Bloom: Analyse · 6 marks

Harder items. Attempt every one, even partially.

  1. 1.Find and justify the statement in part 1 about decimal addition.

    [3]
  2. 2.Deduce the statement in part 2 about decimal addition.

    [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 decimal addition.

    [3]
  2. 2.Apply a real math situation that depends on decimal addition.

    [3]

Reflection

Bloom: Create · 0 marks

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

  1. 1.Record how confident you feel with decimal addition and what you will practise next.

    [—]
  2. 2.Describe how confident you feel with decimal addition and what you will practise next.

    [—]

FreeMathWorksheet · TN-MATH-GR3-22727 · v2.-2

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

Page 3 of 3