Free Grade 3 Working with Estimation in Context Common Errors Quizzes
Free Grade 3 quizzes for Working with Estimation in Context Common Errors: 12 real questions with a full answer key and worked solutions. Rounding gives a simpler number that is close to the real one. Look at the digit just right of the place you round to: 5 or more rounds up, 4 or less rounds down.
Free
Core
35 min
24
Learning objectives
Every objective is checkable, and each one maps to an activity and an assessment.
- RememberIdentify working with estimation in context common errors
Identify working with estimation in context common errors accurately in a familiar context.
Assessed by: Exit ticket of four short items
- UnderstandExplain working with estimation in context common errors
Explain working with estimation in context common errors accurately in a familiar context.
Assessed by: Exit ticket of four short items
- ApplyCalculate working with estimation in context common errors
Calculate working with estimation in context common errors accurately in a familiar context.
Assessed by: Exit ticket of four short items
- AnalyseCompare working with estimation in context common errors
Compare working with estimation in context common errors 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 Working with Estimation in Context Common Errors works
Rounding gives a simpler number that is close to the real one. Look at the digit just right of the place you round to: 5 or more rounds up, 4 or less rounds down.
12 practice questions
Easy to hard, 24 marks in total. Try them first, then open the answers.
- 1.Round 253 to the nearest 10.[1]
- 2.Round 679 to the nearest 10.[1]
- 3.Round 833 to the nearest 10.[1]
- 4.Round 607 to the nearest 10.[1]
- 5.Round 5,845 to the nearest 100.[2]
- 6.Round 5,795 to the nearest 10.[2]
- 7.Round 5,805 to the nearest 10.[2]
- 8.Round 1,252 to the nearest 10.[2]
- 9.Round 84,635 to the nearest 100.[3]
- 10.Round 23,903 to the nearest 1,000.[3]
- 11.Round 37,488 to the nearest 100.[3]
- 12.Round 97,199 to the nearest 1,000.[3]
Show answers and working
1. 250
Find the two multiples of 10 either side: 250 and 260. Look at the digit to the right of the rounding place: 5 or more rounds up. 253 rounds to 250.
2. 680
Find the two multiples of 10 either side: 670 and 680. Look at the digit to the right of the rounding place: 5 or more rounds up. 679 rounds to 680.
3. 830
Find the two multiples of 10 either side: 830 and 840. Look at the digit to the right of the rounding place: 5 or more rounds up. 833 rounds to 830.
4. 610
Find the two multiples of 10 either side: 600 and 610. Look at the digit to the right of the rounding place: 5 or more rounds up. 607 rounds to 610.
5. 5,800
Find the two multiples of 100 either side: 5800 and 5900. Look at the digit to the right of the rounding place: 5 or more rounds up. 5845 rounds to 5800.
6. 5,800
Find the two multiples of 10 either side: 5790 and 5800. Look at the digit to the right of the rounding place: 5 or more rounds up. 5795 rounds to 5800.
7. 5,810
Find the two multiples of 10 either side: 5800 and 5810. Look at the digit to the right of the rounding place: 5 or more rounds up. 5805 rounds to 5810.
8. 1,250
Find the two multiples of 10 either side: 1250 and 1260. Look at the digit to the right of the rounding place: 5 or more rounds up. 1252 rounds to 1250.
9. 84,600
Find the two multiples of 100 either side: 84600 and 84700. Look at the digit to the right of the rounding place: 5 or more rounds up. 84635 rounds to 84600.
10. 24,000
Find the two multiples of 1000 either side: 23000 and 24000. Look at the digit to the right of the rounding place: 5 or more rounds up. 23903 rounds to 24000.
11. 37,500
Find the two multiples of 100 either side: 37400 and 37500. Look at the digit to the right of the rounding place: 5 or more rounds up. 37488 rounds to 37500.
12. 97,000
Find the two multiples of 1000 either side: 97000 and 98000. Look at the digit to the right of the rounding place: 5 or more rounds up. 97199 rounds to 97000.
Worked examples
Round 534 to the nearest 10.
- Find the two multiples of 10 either side: 530 and 540.
- Look at the digit to the right of the rounding place: 5 or more rounds up.
- 534 rounds to 530.
- Answer: 530
Round 6,501 to the nearest 10.
- Find the two multiples of 10 either side: 6500 and 6510.
- Look at the digit to the right of the rounding place: 5 or more rounds up.
- 6501 rounds to 6500.
- Answer: 6,500
Round 81,053 to the nearest 1,000.
- Find the two multiples of 1000 either side: 81000 and 82000.
- Look at the digit to the right of the rounding place: 5 or more rounds up.
- 81053 rounds to 81000.
- Answer: 81,000
Interactive practice
Free, no account required — answer on screen or print it.
Common mistakes
What learners typically get wrong, and how to fix it.
Looks at the wrong digit to decide whether to round up.
Correction: Underline the rounding place, then circle the digit to its right.
Changes the digits after the rounding place to anything other than 0.
Correction: Every digit after the rounding place becomes 0.
Teacher tips
- · Use a number line showing the two multiples either side.
Parent tips
- · Estimate the shopping bill to the nearest dollar.
Real-life applications
- · Estimating the total of a shopping trip before paying.
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Frequently asked
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- What should a learner already know before this?
- Start with Rules and Methods in Estimation in Context Common Errors, Key Vocabulary of Estimation in Context Common Errors, Estimation in Context Word Problems. Each one has its own free lesson, worksheet and quiz.
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- Recognition first, then understanding, application, reasoning and finally mastery — the same ladder used across every free resource on the platform.
- What comes next after Working with Estimation in Context Common Errors?
- Move on to Estimation in Context Common Errors in Examinations, Estimation in Context Essentials, Estimation in Context Techniques, Estimation in Context Word Problems, which build directly on this idea.
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