Free Grade 3 Working with Estimation Essentials Worksheets
Free Grade 3 worksheets for Working with Estimation Essentials: 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
25 min
24
Learning objectives
Every objective is checkable, and each one maps to an activity and an assessment.
- UnderstandExplain working with estimation essentials
Explain working with estimation essentials accurately in a familiar context.
Assessed by: Exit ticket of four short items
- ApplyCalculate working with estimation essentials
Calculate working with estimation essentials accurately in a familiar context.
Assessed by: Exit ticket of four short items
- AnalyseCompare working with estimation essentials
Compare working with estimation essentials accurately in a familiar context.
Assessed by: Exit ticket of four short items
- EvaluateJustify working with estimation essentials
Justify working with estimation essentials 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 Essentials 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 829 to the nearest 10.[1]
- 2.Round 836 to the nearest 10.[1]
- 3.Round 344 to the nearest 10.[1]
- 4.Round 251 to the nearest 10.[1]
- 5.Round 2,006 to the nearest 10.[2]
- 6.Round 573 to the nearest 10.[2]
- 7.Round 1,846 to the nearest 100.[2]
- 8.Round 4,789 to the nearest 100.[2]
- 9.Round 45,404 to the nearest 1,000.[3]
- 10.Round 77,137 to the nearest 1,000.[3]
- 11.Round 27,910 to the nearest 100.[3]
- 12.Round 32,482 to the nearest 1,000.[3]
Show answers and working
1. 830
Find the two multiples of 10 either side: 820 and 830. Look at the digit to the right of the rounding place: 5 or more rounds up. 829 rounds to 830.
2. 840
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. 836 rounds to 840.
3. 340
Find the two multiples of 10 either side: 340 and 350. Look at the digit to the right of the rounding place: 5 or more rounds up. 344 rounds to 340.
4. 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. 251 rounds to 250.
5. 2,010
Find the two multiples of 10 either side: 2000 and 2010. Look at the digit to the right of the rounding place: 5 or more rounds up. 2006 rounds to 2010.
6. 570
Find the two multiples of 10 either side: 570 and 580. Look at the digit to the right of the rounding place: 5 or more rounds up. 573 rounds to 570.
7. 1,800
Find the two multiples of 100 either side: 1800 and 1900. Look at the digit to the right of the rounding place: 5 or more rounds up. 1846 rounds to 1800.
8. 4,800
Find the two multiples of 100 either side: 4700 and 4800. Look at the digit to the right of the rounding place: 5 or more rounds up. 4789 rounds to 4800.
9. 45,000
Find the two multiples of 1000 either side: 45000 and 46000. Look at the digit to the right of the rounding place: 5 or more rounds up. 45404 rounds to 45000.
10. 77,000
Find the two multiples of 1000 either side: 77000 and 78000. Look at the digit to the right of the rounding place: 5 or more rounds up. 77137 rounds to 77000.
11. 27,900
Find the two multiples of 100 either side: 27900 and 28000. Look at the digit to the right of the rounding place: 5 or more rounds up. 27910 rounds to 27900.
12. 32,000
Find the two multiples of 1000 either side: 32000 and 33000. Look at the digit to the right of the rounding place: 5 or more rounds up. 32482 rounds to 32000.
Worked examples
Round 540 to the nearest 10.
- Find the two multiples of 10 either side: 540 and 540.
- Look at the digit to the right of the rounding place: 5 or more rounds up.
- 540 rounds to 540.
- Answer: 540
Round 9,521 to the nearest 10.
- Find the two multiples of 10 either side: 9520 and 9530.
- Look at the digit to the right of the rounding place: 5 or more rounds up.
- 9521 rounds to 9520.
- Answer: 9,520
Round 78,740 to the nearest 100.
- Find the two multiples of 100 either side: 78700 and 78800.
- Look at the digit to the right of the rounding place: 5 or more rounds up.
- 78740 rounds to 78700.
- Answer: 78,700
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.
Assessment objectives
How mastery is evidenced, and which standards it maps to.
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Frequently asked
- Is this Grade 3 Working with Estimation Essentials worksheet really free?
- Yes. Every worksheets 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 Introducing Estimation. Each one has its own free lesson, worksheet and quiz.
- How is the worksheet 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 Working with Estimation Essentials?
- Move on to Working with Estimation Techniques, Working with Estimation Word Problems, Working with Estimation Common Errors, Introducing Estimation, which build directly on this idea.
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