Free Grade 3 Working with Rounding Lessons
Free Grade 3 lessons for Working with Rounding: 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
Foundation
15 min
24
Learning objectives
Every objective is checkable, and each one maps to an activity and an assessment.
- RememberIdentify working with rounding
Identify working with rounding accurately in a familiar context.
Assessed by: Exit ticket of four short items
- UnderstandExplain working with rounding
Explain working with rounding accurately in a familiar context.
Assessed by: Exit ticket of four short items
- ApplyCalculate working with rounding
Calculate working with rounding accurately in a familiar context.
Assessed by: Exit ticket of four short items
- AnalyseCompare working with rounding
Compare working with rounding 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 Rounding 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 432 to the nearest 10.[1]
- 2.Round 218 to the nearest 10.[1]
- 3.Round 231 to the nearest 10.[1]
- 4.Round 782 to the nearest 10.[1]
- 5.Round 2,661 to the nearest 10.[2]
- 6.Round 1,428 to the nearest 10.[2]
- 7.Round 9,992 to the nearest 100.[2]
- 8.Round 2,596 to the nearest 100.[2]
- 9.Round 99,849 to the nearest 100.[3]
- 10.Round 87,481 to the nearest 1,000.[3]
- 11.Round 81,556 to the nearest 100.[3]
- 12.Round 88,776 to the nearest 100.[3]
Show answers and working
1. 430
Find the two multiples of 10 either side: 430 and 440. Look at the digit to the right of the rounding place: 5 or more rounds up. 432 rounds to 430.
2. 220
Find the two multiples of 10 either side: 210 and 220. Look at the digit to the right of the rounding place: 5 or more rounds up. 218 rounds to 220.
3. 230
Find the two multiples of 10 either side: 230 and 240. Look at the digit to the right of the rounding place: 5 or more rounds up. 231 rounds to 230.
4. 780
Find the two multiples of 10 either side: 780 and 790. Look at the digit to the right of the rounding place: 5 or more rounds up. 782 rounds to 780.
5. 2,660
Find the two multiples of 10 either side: 2660 and 2670. Look at the digit to the right of the rounding place: 5 or more rounds up. 2661 rounds to 2660.
6. 1,430
Find the two multiples of 10 either side: 1420 and 1430. Look at the digit to the right of the rounding place: 5 or more rounds up. 1428 rounds to 1430.
7. 10,000
Find the two multiples of 100 either side: 9900 and 10000. Look at the digit to the right of the rounding place: 5 or more rounds up. 9992 rounds to 10000.
8. 2,600
Find the two multiples of 100 either side: 2500 and 2600. Look at the digit to the right of the rounding place: 5 or more rounds up. 2596 rounds to 2600.
9. 99,800
Find the two multiples of 100 either side: 99800 and 99900. Look at the digit to the right of the rounding place: 5 or more rounds up. 99849 rounds to 99800.
10. 87,000
Find the two multiples of 1000 either side: 87000 and 88000. Look at the digit to the right of the rounding place: 5 or more rounds up. 87481 rounds to 87000.
11. 81,600
Find the two multiples of 100 either side: 81500 and 81600. Look at the digit to the right of the rounding place: 5 or more rounds up. 81556 rounds to 81600.
12. 88,800
Find the two multiples of 100 either side: 88700 and 88800. Look at the digit to the right of the rounding place: 5 or more rounds up. 88776 rounds to 88800.
Worked examples
Round 704 to the nearest 10.
- Find the two multiples of 10 either side: 700 and 710.
- Look at the digit to the right of the rounding place: 5 or more rounds up.
- 704 rounds to 700.
- Answer: 700
Round 4,416 to the nearest 10.
- Find the two multiples of 10 either side: 4410 and 4420.
- Look at the digit to the right of the rounding place: 5 or more rounds up.
- 4416 rounds to 4420.
- Answer: 4,420
Round 89,668 to the nearest 100.
- Find the two multiples of 100 either side: 89600 and 89700.
- Look at the digit to the right of the rounding place: 5 or more rounds up.
- 89668 rounds to 89700.
- Answer: 89,700
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 Rounding 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 Introducing Rounding, Word Form. 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 Working with Rounding?
- Move on to Rounding in Context, Reading Whole Numbers, Place Value, Digits, which build directly on this idea.
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