Free Grade 3 Introducing Estimation Common Errors Quizzes
Free Grade 3 quizzes for Introducing Estimation 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
Higher
30 min
24
Learning objectives
Every objective is checkable, and each one maps to an activity and an assessment.
- UnderstandExplain introducing estimation common errors
Explain introducing estimation common errors accurately in a familiar context.
Assessed by: Exit ticket of four short items
- ApplyCalculate introducing estimation common errors
Calculate introducing estimation common errors accurately in a familiar context.
Assessed by: Exit ticket of four short items
- AnalyseCompare introducing estimation common errors
Compare introducing estimation common errors accurately in a familiar context.
Assessed by: Exit ticket of four short items
- EvaluateJustify introducing estimation common errors
Justify introducing estimation 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 Introducing Estimation 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 358 to the nearest 10.[1]
- 2.Round 745 to the nearest 10.[1]
- 3.Round 880 to the nearest 10.[1]
- 4.Round 194 to the nearest 10.[1]
- 5.Round 5,040 to the nearest 100.[2]
- 6.Round 4,693 to the nearest 100.[2]
- 7.Round 7,055 to the nearest 100.[2]
- 8.Round 9,207 to the nearest 10.[2]
- 9.Round 42,595 to the nearest 1,000.[3]
- 10.Round 29,028 to the nearest 1,000.[3]
- 11.Round 79,424 to the nearest 100.[3]
- 12.Round 45,166 to the nearest 1,000.[3]
Show answers and working
1. 360
Find the two multiples of 10 either side: 350 and 360. Look at the digit to the right of the rounding place: 5 or more rounds up. 358 rounds to 360.
2. 750
Find the two multiples of 10 either side: 740 and 750. Look at the digit to the right of the rounding place: 5 or more rounds up. 745 rounds to 750.
3. 880
Find the two multiples of 10 either side: 880 and 880. Look at the digit to the right of the rounding place: 5 or more rounds up. 880 rounds to 880.
4. 190
Find the two multiples of 10 either side: 190 and 200. Look at the digit to the right of the rounding place: 5 or more rounds up. 194 rounds to 190.
5. 5,000
Find the two multiples of 100 either side: 5000 and 5100. Look at the digit to the right of the rounding place: 5 or more rounds up. 5040 rounds to 5000.
6. 4,700
Find the two multiples of 100 either side: 4600 and 4700. Look at the digit to the right of the rounding place: 5 or more rounds up. 4693 rounds to 4700.
7. 7,100
Find the two multiples of 100 either side: 7000 and 7100. Look at the digit to the right of the rounding place: 5 or more rounds up. 7055 rounds to 7100.
8. 9,210
Find the two multiples of 10 either side: 9200 and 9210. Look at the digit to the right of the rounding place: 5 or more rounds up. 9207 rounds to 9210.
9. 43,000
Find the two multiples of 1000 either side: 42000 and 43000. Look at the digit to the right of the rounding place: 5 or more rounds up. 42595 rounds to 43000.
10. 29,000
Find the two multiples of 1000 either side: 29000 and 30000. Look at the digit to the right of the rounding place: 5 or more rounds up. 29028 rounds to 29000.
11. 79,400
Find the two multiples of 100 either side: 79400 and 79500. Look at the digit to the right of the rounding place: 5 or more rounds up. 79424 rounds to 79400.
12. 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. 45166 rounds to 45000.
Worked examples
Round 561 to the nearest 10.
- Find the two multiples of 10 either side: 560 and 570.
- Look at the digit to the right of the rounding place: 5 or more rounds up.
- 561 rounds to 560.
- Answer: 560
Round 7,840 to the nearest 10.
- Find the two multiples of 10 either side: 7840 and 7840.
- Look at the digit to the right of the rounding place: 5 or more rounds up.
- 7840 rounds to 7840.
- Answer: 7,840
Round 9,884 to the nearest 100.
- Find the two multiples of 100 either side: 9800 and 9900.
- Look at the digit to the right of the rounding place: 5 or more rounds up.
- 9884 rounds to 9900.
- Answer: 9,900
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 Common Errors
One concept, one ecosystem — all of it free.
Goes deeper
The entities below this one, each with the same complete free resource set.
Sibling concepts
Related concepts
Lateral links, including across subjects.
Next topics
All free formats for this concept
Every kind below is a real page, generated from this entity.
Learn — Meet the idea.
Practice — Build fluency.
Revise — Keep it in memory.
Assess — Prove mastery.
Apply — Use it in context.
Teach — Deliver it to a class.
Frequently asked
- Is this Grade 3 Introducing Estimation Common Errors 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 Introducing Estimation Word Problems, Introducing Estimation Techniques, 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 Common Errors?
- Move on to Working with Estimation, Estimation in Context, which build directly on this idea.
Related resources
Stuck on Introducing Estimation Common Errors? The AI Tutor already knows this page, its prerequisites and its common mistakes.
Open the free AI Tutor