Free Grade 3 Fractions to Decimals in Context Lessons
Free Grade 3 lessons for Fractions to Decimals in Context: 12 real questions with a full answer key and worked solutions. Fractions, decimals and percentages are three ways to write the same amount. Divide the numerator by the denominator to get a decimal; multiply by 100 for a percentage.
Free
Foundation
30 min
24
Learning objectives
Every objective is checkable, and each one maps to an activity and an assessment.
- RememberIdentify fractions to decimals in context
Identify fractions to decimals in context accurately in a familiar context.
Assessed by: Exit ticket of four short items
- UnderstandExplain fractions to decimals in context
Explain fractions to decimals in context accurately in a familiar context.
Assessed by: Exit ticket of four short items
- ApplyCalculate fractions to decimals in context
Calculate fractions to decimals in context accurately in a familiar context.
Assessed by: Exit ticket of four short items
- AnalyseCompare fractions to decimals in context
Compare fractions to decimals in context accurately in a familiar context.
Assessed by: Exit ticket of four short items
Prerequisites
Close these gaps first — each has its own free lesson, worksheet and quiz.
How Fractions to Decimals in Context works
Fractions, decimals and percentages are three ways to write the same amount. Divide the numerator by the denominator to get a decimal; multiply by 100 for a percentage.
12 practice questions
Easy to hard, 24 marks in total. Try them first, then open the answers.
- 1.Write 4/10 as a decimal and a percentage.[1]
- 2.Write 3/4 as a decimal and a percentage.[1]
- 3.Write 1/4 as a decimal and a percentage.[1]
- 4.Write 4/5 as a decimal and a percentage.[1]
- 5.Write 5/8 as a decimal and a percentage.[2]
- 6.Write 2/5 as a decimal and a percentage.[2]
- 7.Write 7/8 as a decimal and a percentage.[2]
- 8.Write 9/20 as a decimal and a percentage.[2]
- 9.Write 6/8 as a decimal and a percentage.[3]
- 10.Write 6/20 as a decimal and a percentage.[3]
- 11.Write 2/4 as a decimal and a percentage.[3]
- 12.Write 4/25 as a decimal and a percentage.[3]
Show answers and working
1. 0.4 and 40%
4 ÷ 10 = 0.4. × 100 for a percentage: 40%.
2. 0.75 and 75%
3 ÷ 4 = 0.75. × 100 for a percentage: 75%.
3. 0.25 and 25%
1 ÷ 4 = 0.25. × 100 for a percentage: 25%.
4. 0.8 and 80%
4 ÷ 5 = 0.8. × 100 for a percentage: 80%.
5. 0.625 and 62.5%
5 ÷ 8 = 0.625. × 100 for a percentage: 62.5%.
6. 0.4 and 40%
2 ÷ 5 = 0.4. × 100 for a percentage: 40%.
7. 0.875 and 87.5%
7 ÷ 8 = 0.875. × 100 for a percentage: 87.5%.
8. 0.45 and 45%
9 ÷ 20 = 0.45. × 100 for a percentage: 45%.
9. 0.75 and 75%
6 ÷ 8 = 0.75. × 100 for a percentage: 75%.
10. 0.3 and 30%
6 ÷ 20 = 0.3. × 100 for a percentage: 30%.
11. 0.5 and 50%
2 ÷ 4 = 0.5. × 100 for a percentage: 50%.
12. 0.16 and 16%
4 ÷ 25 = 0.16. × 100 for a percentage: 16%.
Worked examples
Write 1/10 as a decimal and a percentage.
- 1 ÷ 10 = 0.1.
- × 100 for a percentage: 10%.
- Answer: 0.1 and 10%
Write 7/20 as a decimal and a percentage.
- 7 ÷ 20 = 0.35.
- × 100 for a percentage: 35%.
- Answer: 0.35 and 35%
Write 1/5 as a decimal and a percentage.
- 1 ÷ 5 = 0.2.
- × 100 for a percentage: 20%.
- Answer: 0.2 and 20%
Interactive practice
Free, no account required — answer on screen or print it.
Common mistakes
What learners typically get wrong, and how to fix it.
Writes 1/4 as 1.4.
Correction: 1/4 means 1 ÷ 4 = 0.25.
Writes 0.5 as 5%.
Correction: Multiply by 100: 0.5 = 50%.
Teacher tips
- · Keep a class chart of key equivalents (1/2, 1/4, 1/5, 1/10).
Parent tips
- · Spot halves and quarters as % in shop sales.
Real-life applications
- · Comparing discounts written in different forms.
Assessment objectives
How mastery is evidenced, and which standards it maps to.
Every free resource for Fractions to Decimals in Context
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Frequently asked
- Is this Grade 3 Fractions to Decimals in Context lesson really free?
- Yes. Every lessons on FreeMathWorksheet is free to use, print and share — no account, no paywall and no watermark.
- What should a learner already know before this?
- Start with Working with Fractions to Decimals, Introducing Fractions to Decimals, Fraction of a Quantity. Each one has its own free lesson, worksheet and quiz.
- How is the lesson sequenced?
- Recognition first, then understanding, application, reasoning and finally mastery — the same ladder used across every free resource on the platform.
- What comes next after Fractions to Decimals in Context?
- Move on to Introduction to Fractions, Parts of a Fraction, Numerator, Denominator, which build directly on this idea.
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