Free Grade 3 Simplifying Ratios in Context Flashcards
Free Grade 3 flashcards for Simplifying Ratios in Context: 12 real questions with a full answer key and worked solutions. A ratio compares parts of a whole. To share in a ratio, add the parts, find one part, then multiply.
Free
Core
25 min
24
Learning objectives
Every objective is checkable, and each one maps to an activity and an assessment.
- RememberIdentify simplifying ratios in context
Identify simplifying ratios in context accurately in a familiar context.
Assessed by: Exit ticket of four short items
- UnderstandExplain simplifying ratios in context
Explain simplifying ratios in context accurately in a familiar context.
Assessed by: Exit ticket of four short items
- ApplyCalculate simplifying ratios in context
Calculate simplifying ratios in context accurately in a familiar context.
Assessed by: Exit ticket of four short items
- AnalyseCompare simplifying ratios in context
Compare simplifying ratios 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 Simplifying Ratios in Context works
A ratio compares parts of a whole. To share in a ratio, add the parts, find one part, then multiply.
12 practice questions
Easy to hard, 24 marks in total. Try them first, then open the answers.
- 1.Simplify the ratio 24:24.[1]
- 2.Simplify the ratio 48:60.[1]
- 3.Simplify the ratio 12:6.[1]
- 4.Simplify the ratio 12:12.[1]
- 5.Share 12 in the ratio 1:5.[2]
- 6.Share 15 in the ratio 2:3.[2]
- 7.Share 28 in the ratio 3:4.[2]
- 8.Share 32 in the ratio 2:2.[2]
- 9.Share 72 in the ratio 3:6.[3]
- 10.Share 90 in the ratio 5:4.[3]
- 11.Share 20 in the ratio 3:7.[3]
- 12.Share 45 in the ratio 4:5.[3]
Show answers and working
1. 1:1
HCF of 24 and 24 is 24. Divide both parts by it: 1:1.
2. 4:5
HCF of 48 and 60 is 12. Divide both parts by it: 4:5.
3. 2:1
HCF of 12 and 6 is 6. Divide both parts by it: 2:1.
4. 1:1
HCF of 12 and 12 is 12. Divide both parts by it: 1:1.
5. 2 and 10
Total parts: 1 + 5 = 6. One part: 12 ÷ 6 = 2. 1 × 2 = 2, 5 × 2 = 10.
6. 6 and 9
Total parts: 2 + 3 = 5. One part: 15 ÷ 5 = 3. 2 × 3 = 6, 3 × 3 = 9.
7. 12 and 16
Total parts: 3 + 4 = 7. One part: 28 ÷ 7 = 4. 3 × 4 = 12, 4 × 4 = 16.
8. 16 and 16
Total parts: 2 + 2 = 4. One part: 32 ÷ 4 = 8. 2 × 8 = 16, 2 × 8 = 16.
9. 24 and 48
Total parts: 3 + 6 = 9. One part: 72 ÷ 9 = 8. 3 × 8 = 24, 6 × 8 = 48.
10. 50 and 40
Total parts: 5 + 4 = 9. One part: 90 ÷ 9 = 10. 5 × 10 = 50, 4 × 10 = 40.
11. 6 and 14
Total parts: 3 + 7 = 10. One part: 20 ÷ 10 = 2. 3 × 2 = 6, 7 × 2 = 14.
12. 20 and 25
Total parts: 4 + 5 = 9. One part: 45 ÷ 9 = 5. 4 × 5 = 20, 5 × 5 = 25.
Worked examples
Simplify the ratio 16:32.
- HCF of 16 and 32 is 16.
- Divide both parts by it: 1:2.
- Answer: 1:2
Share 42 in the ratio 4:3.
- Total parts: 4 + 3 = 7.
- One part: 42 ÷ 7 = 6.
- 4 × 6 = 24, 3 × 6 = 18.
- Answer: 24 and 18
Share 15 in the ratio 1:2.
- Total parts: 1 + 2 = 3.
- One part: 15 ÷ 3 = 5.
- 1 × 5 = 5, 2 × 5 = 10.
- Answer: 5 and 10
Interactive practice
Free, no account required — answer on screen or print it.
Common mistakes
What learners typically get wrong, and how to fix it.
Divides the total by the ratio numbers directly.
Correction: Add the parts first to find what one part is worth.
Writes the ratio in the wrong order.
Correction: Keep the order the question uses.
Teacher tips
- · Use bar models with equal-sized boxes for each part.
Parent tips
- · Make squash in a 1:4 ratio.
Real-life applications
- · Mixing paint or squash, scaling recipes.
Assessment objectives
How mastery is evidenced, and which standards it maps to.
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Frequently asked
- Is this Grade 3 Simplifying Ratios in Context flashcards really free?
- Yes. Every flashcards 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 Simplifying Ratios, Introducing Simplifying Ratios, Writing Ratios. Each one has its own free lesson, worksheet and quiz.
- How is the flashcards 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 Simplifying Ratios in Context?
- Move on to Writing Ratios, Sharing in a Ratio, Ratio Word Problems, which build directly on this idea.
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