Free Grade 3 Introducing Rounding Lessons
Free Grade 3 lessons for Introducing 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
Higher
15 min
24
Learning objectives
Every objective is checkable, and each one maps to an activity and an assessment.
- RememberIdentify introducing rounding
Identify introducing rounding accurately in a familiar context.
Assessed by: Exit ticket of four short items
- UnderstandExplain introducing rounding
Explain introducing rounding accurately in a familiar context.
Assessed by: Exit ticket of four short items
- ApplyCalculate introducing rounding
Calculate introducing rounding accurately in a familiar context.
Assessed by: Exit ticket of four short items
- AnalyseCompare introducing rounding
Compare introducing 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 Introducing 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 889 to the nearest 10.[1]
- 2.Round 234 to the nearest 10.[1]
- 3.Round 975 to the nearest 10.[1]
- 4.Round 274 to the nearest 10.[1]
- 5.Round 3,504 to the nearest 100.[2]
- 6.Round 2,265 to the nearest 100.[2]
- 7.Round 3,172 to the nearest 10.[2]
- 8.Round 4,492 to the nearest 10.[2]
- 9.Round 81,610 to the nearest 1,000.[3]
- 10.Round 65,083 to the nearest 1,000.[3]
- 11.Round 19,029 to the nearest 100.[3]
- 12.Round 3,557 to the nearest 1,000.[3]
Show answers and working
1. 890
Find the two multiples of 10 either side: 880 and 890. Look at the digit to the right of the rounding place: 5 or more rounds up. 889 rounds to 890.
2. 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. 234 rounds to 230.
3. 980
Find the two multiples of 10 either side: 970 and 980. Look at the digit to the right of the rounding place: 5 or more rounds up. 975 rounds to 980.
4. 270
Find the two multiples of 10 either side: 270 and 280. Look at the digit to the right of the rounding place: 5 or more rounds up. 274 rounds to 270.
5. 3,500
Find the two multiples of 100 either side: 3500 and 3600. Look at the digit to the right of the rounding place: 5 or more rounds up. 3504 rounds to 3500.
6. 2,300
Find the two multiples of 100 either side: 2200 and 2300. Look at the digit to the right of the rounding place: 5 or more rounds up. 2265 rounds to 2300.
7. 3,170
Find the two multiples of 10 either side: 3170 and 3180. Look at the digit to the right of the rounding place: 5 or more rounds up. 3172 rounds to 3170.
8. 4,490
Find the two multiples of 10 either side: 4490 and 4500. Look at the digit to the right of the rounding place: 5 or more rounds up. 4492 rounds to 4490.
9. 82,000
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. 81610 rounds to 82000.
10. 65,000
Find the two multiples of 1000 either side: 65000 and 66000. Look at the digit to the right of the rounding place: 5 or more rounds up. 65083 rounds to 65000.
11. 19,000
Find the two multiples of 100 either side: 19000 and 19100. Look at the digit to the right of the rounding place: 5 or more rounds up. 19029 rounds to 19000.
12. 4,000
Find the two multiples of 1000 either side: 3000 and 4000. Look at the digit to the right of the rounding place: 5 or more rounds up. 3557 rounds to 4000.
Worked examples
Round 665 to the nearest 10.
- Find the two multiples of 10 either side: 660 and 670.
- Look at the digit to the right of the rounding place: 5 or more rounds up.
- 665 rounds to 670.
- Answer: 670
Round 2,710 to the nearest 10.
- Find the two multiples of 10 either side: 2710 and 2710.
- Look at the digit to the right of the rounding place: 5 or more rounds up.
- 2710 rounds to 2710.
- Answer: 2,710
Round 28,321 to the nearest 1,000.
- Find the two multiples of 1000 either side: 28000 and 29000.
- Look at the digit to the right of the rounding place: 5 or more rounds up.
- 28321 rounds to 28000.
- Answer: 28,000
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.
Assessment objectives
How mastery is evidenced, and which standards it maps to.
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Frequently asked
- Is this Grade 3 Introducing 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 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 Introducing Rounding?
- Move on to Working with Rounding, Rounding in Context, Reading Whole Numbers, Place Value, which build directly on this idea.
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