Free Grade 3 Introducing Estimation Quizzes
Free Grade 3 quizzes for Introducing Estimation: 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
15 min
24
Learning objectives
Every objective is checkable, and each one maps to an activity and an assessment.
- RememberIdentify introducing estimation
Identify introducing estimation accurately in a familiar context.
Assessed by: Exit ticket of four short items
- UnderstandExplain introducing estimation
Explain introducing estimation accurately in a familiar context.
Assessed by: Exit ticket of four short items
- ApplyCalculate introducing estimation
Calculate introducing estimation accurately in a familiar context.
Assessed by: Exit ticket of four short items
- AnalyseCompare introducing estimation
Compare introducing estimation 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 Estimation 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 866 to the nearest 10.[1]
- 2.Round 754 to the nearest 10.[1]
- 3.Round 653 to the nearest 10.[1]
- 4.Round 919 to the nearest 10.[1]
- 5.Round 646 to the nearest 100.[2]
- 6.Round 3,853 to the nearest 100.[2]
- 7.Round 3,906 to the nearest 10.[2]
- 8.Round 8,936 to the nearest 10.[2]
- 9.Round 6,066 to the nearest 100.[3]
- 10.Round 68,004 to the nearest 100.[3]
- 11.Round 19,228 to the nearest 1,000.[3]
- 12.Round 53,254 to the nearest 100.[3]
Show answers and working
1. 870
Find the two multiples of 10 either side: 860 and 870. Look at the digit to the right of the rounding place: 5 or more rounds up. 866 rounds to 870.
2. 750
Find the two multiples of 10 either side: 750 and 760. Look at the digit to the right of the rounding place: 5 or more rounds up. 754 rounds to 750.
3. 650
Find the two multiples of 10 either side: 650 and 660. Look at the digit to the right of the rounding place: 5 or more rounds up. 653 rounds to 650.
4. 920
Find the two multiples of 10 either side: 910 and 920. Look at the digit to the right of the rounding place: 5 or more rounds up. 919 rounds to 920.
5. 600
Find the two multiples of 100 either side: 600 and 700. Look at the digit to the right of the rounding place: 5 or more rounds up. 646 rounds to 600.
6. 3,900
Find the two multiples of 100 either side: 3800 and 3900. Look at the digit to the right of the rounding place: 5 or more rounds up. 3853 rounds to 3900.
7. 3,910
Find the two multiples of 10 either side: 3900 and 3910. Look at the digit to the right of the rounding place: 5 or more rounds up. 3906 rounds to 3910.
8. 8,940
Find the two multiples of 10 either side: 8930 and 8940. Look at the digit to the right of the rounding place: 5 or more rounds up. 8936 rounds to 8940.
9. 6,100
Find the two multiples of 100 either side: 6000 and 6100. Look at the digit to the right of the rounding place: 5 or more rounds up. 6066 rounds to 6100.
10. 68,000
Find the two multiples of 100 either side: 68000 and 68100. Look at the digit to the right of the rounding place: 5 or more rounds up. 68004 rounds to 68000.
11. 19,000
Find the two multiples of 1000 either side: 19000 and 20000. Look at the digit to the right of the rounding place: 5 or more rounds up. 19228 rounds to 19000.
12. 53,300
Find the two multiples of 100 either side: 53200 and 53300. Look at the digit to the right of the rounding place: 5 or more rounds up. 53254 rounds to 53300.
Worked examples
Round 952 to the nearest 10.
- Find the two multiples of 10 either side: 950 and 960.
- Look at the digit to the right of the rounding place: 5 or more rounds up.
- 952 rounds to 950.
- Answer: 950
Round 2,978 to the nearest 10.
- Find the two multiples of 10 either side: 2970 and 2980.
- Look at the digit to the right of the rounding place: 5 or more rounds up.
- 2978 rounds to 2980.
- Answer: 2,980
Round 27,597 to the nearest 1,000.
- Find the two multiples of 1000 either side: 27000 and 28000.
- Look at the digit to the right of the rounding place: 5 or more rounds up.
- 27597 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.
Every free resource for Introducing Estimation
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Frequently asked
- Is this Grade 3 Introducing Estimation quiz really free?
- Yes. Every quizzes 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 Rounding. Each one has its own free lesson, worksheet and quiz.
- How is the quiz 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 Estimation?
- Move on to Working with Estimation, Estimation in Context, Reading Whole Numbers, Place Value, which build directly on this idea.
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