Free Grade 3 Introduction to Working with Estimation Essentials Flashcards
Free Grade 3 flashcards for Introduction to 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
Foundation
20 min
24
Learning objectives
Every objective is checkable, and each one maps to an activity and an assessment.
- UnderstandExplain introduction to working with estimation essentials
Explain introduction to working with estimation essentials accurately in a familiar context.
Assessed by: Exit ticket of four short items
- ApplyCalculate introduction to working with estimation essentials
Calculate introduction to working with estimation essentials accurately in a familiar context.
Assessed by: Exit ticket of four short items
- AnalyseCompare introduction to working with estimation essentials
Compare introduction to working with estimation essentials accurately in a familiar context.
Assessed by: Exit ticket of four short items
- EvaluateJustify introduction to working with estimation essentials
Justify introduction to 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 Introduction to 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 106 to the nearest 10.[1]
- 2.Round 550 to the nearest 10.[1]
- 3.Round 881 to the nearest 10.[1]
- 4.Round 653 to the nearest 10.[1]
- 5.Round 7,626 to the nearest 10.[2]
- 6.Round 1,566 to the nearest 100.[2]
- 7.Round 3,452 to the nearest 10.[2]
- 8.Round 8,288 to the nearest 10.[2]
- 9.Round 60,389 to the nearest 1,000.[3]
- 10.Round 53,994 to the nearest 1,000.[3]
- 11.Round 27,812 to the nearest 100.[3]
- 12.Round 35,341 to the nearest 1,000.[3]
Show answers and working
1. 110
Find the two multiples of 10 either side: 100 and 110. Look at the digit to the right of the rounding place: 5 or more rounds up. 106 rounds to 110.
2. 550
Find the two multiples of 10 either side: 550 and 550. Look at the digit to the right of the rounding place: 5 or more rounds up. 550 rounds to 550.
3. 880
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. 881 rounds to 880.
4. 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.
5. 7,630
Find the two multiples of 10 either side: 7620 and 7630. Look at the digit to the right of the rounding place: 5 or more rounds up. 7626 rounds to 7630.
6. 1,600
Find the two multiples of 100 either side: 1500 and 1600. Look at the digit to the right of the rounding place: 5 or more rounds up. 1566 rounds to 1600.
7. 3,450
Find the two multiples of 10 either side: 3450 and 3460. Look at the digit to the right of the rounding place: 5 or more rounds up. 3452 rounds to 3450.
8. 8,290
Find the two multiples of 10 either side: 8280 and 8290. Look at the digit to the right of the rounding place: 5 or more rounds up. 8288 rounds to 8290.
9. 60,000
Find the two multiples of 1000 either side: 60000 and 61000. Look at the digit to the right of the rounding place: 5 or more rounds up. 60389 rounds to 60000.
10. 54,000
Find the two multiples of 1000 either side: 53000 and 54000. Look at the digit to the right of the rounding place: 5 or more rounds up. 53994 rounds to 54000.
11. 27,800
Find the two multiples of 100 either side: 27800 and 27900. Look at the digit to the right of the rounding place: 5 or more rounds up. 27812 rounds to 27800.
12. 35,000
Find the two multiples of 1000 either side: 35000 and 36000. Look at the digit to the right of the rounding place: 5 or more rounds up. 35341 rounds to 35000.
Worked examples
Round 850 to the nearest 10.
- Find the two multiples of 10 either side: 850 and 850.
- Look at the digit to the right of the rounding place: 5 or more rounds up.
- 850 rounds to 850.
- Answer: 850
Round 4,591 to the nearest 10.
- Find the two multiples of 10 either side: 4590 and 4600.
- Look at the digit to the right of the rounding place: 5 or more rounds up.
- 4591 rounds to 4590.
- Answer: 4,590
Round 56,339 to the nearest 1,000.
- Find the two multiples of 1000 either side: 56000 and 57000.
- Look at the digit to the right of the rounding place: 5 or more rounds up.
- 56339 rounds to 56000.
- Answer: 56,000
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
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Frequently asked
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- Yes. Every flashcards 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 flashcards 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 Introduction to Working with Estimation Essentials?
- Move on to Key Vocabulary of Working with Estimation Essentials, Rules and Methods in Working with Estimation Essentials, Working with Working with Estimation Essentials, Working with Estimation Essentials in Examinations, which build directly on this idea.
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