Free Grade 3 Working with Estimation Word Problems Flashcards
Free Grade 3 flashcards for Working with Estimation Word Problems: 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 working with estimation word problems
Explain working with estimation word problems accurately in a familiar context.
Assessed by: Exit ticket of four short items
- ApplyCalculate working with estimation word problems
Calculate working with estimation word problems accurately in a familiar context.
Assessed by: Exit ticket of four short items
- AnalyseCompare working with estimation word problems
Compare working with estimation word problems accurately in a familiar context.
Assessed by: Exit ticket of four short items
- EvaluateJustify working with estimation word problems
Justify working with estimation word problems 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 Estimation Word Problems 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 447 to the nearest 10.[1]
- 2.Round 363 to the nearest 10.[1]
- 3.Round 888 to the nearest 10.[1]
- 4.Round 196 to the nearest 10.[1]
- 5.Round 1,743 to the nearest 10.[2]
- 6.Round 4,692 to the nearest 100.[2]
- 7.Round 4,058 to the nearest 10.[2]
- 8.Round 4,473 to the nearest 100.[2]
- 9.Round 18,104 to the nearest 100.[3]
- 10.Round 22,325 to the nearest 100.[3]
- 11.Round 98,979 to the nearest 1,000.[3]
- 12.Round 55,672 to the nearest 100.[3]
Show answers and working
1. 450
Find the two multiples of 10 either side: 440 and 450. Look at the digit to the right of the rounding place: 5 or more rounds up. 447 rounds to 450.
2. 360
Find the two multiples of 10 either side: 360 and 370. Look at the digit to the right of the rounding place: 5 or more rounds up. 363 rounds to 360.
3. 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. 888 rounds to 890.
4. 200
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. 196 rounds to 200.
5. 1,740
Find the two multiples of 10 either side: 1740 and 1750. Look at the digit to the right of the rounding place: 5 or more rounds up. 1743 rounds to 1740.
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. 4692 rounds to 4700.
7. 4,060
Find the two multiples of 10 either side: 4050 and 4060. Look at the digit to the right of the rounding place: 5 or more rounds up. 4058 rounds to 4060.
8. 4,500
Find the two multiples of 100 either side: 4400 and 4500. Look at the digit to the right of the rounding place: 5 or more rounds up. 4473 rounds to 4500.
9. 18,100
Find the two multiples of 100 either side: 18100 and 18200. Look at the digit to the right of the rounding place: 5 or more rounds up. 18104 rounds to 18100.
10. 22,300
Find the two multiples of 100 either side: 22300 and 22400. Look at the digit to the right of the rounding place: 5 or more rounds up. 22325 rounds to 22300.
11. 99,000
Find the two multiples of 1000 either side: 98000 and 99000. Look at the digit to the right of the rounding place: 5 or more rounds up. 98979 rounds to 99000.
12. 55,700
Find the two multiples of 100 either side: 55600 and 55700. Look at the digit to the right of the rounding place: 5 or more rounds up. 55672 rounds to 55700.
Worked examples
Round 164 to the nearest 10.
- Find the two multiples of 10 either side: 160 and 170.
- Look at the digit to the right of the rounding place: 5 or more rounds up.
- 164 rounds to 160.
- Answer: 160
Round 5,296 to the nearest 10.
- Find the two multiples of 10 either side: 5290 and 5300.
- Look at the digit to the right of the rounding place: 5 or more rounds up.
- 5296 rounds to 5300.
- Answer: 5,300
Round 84,753 to the nearest 100.
- Find the two multiples of 100 either side: 84700 and 84800.
- Look at the digit to the right of the rounding place: 5 or more rounds up.
- 84753 rounds to 84800.
- Answer: 84,800
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 Estimation Word Problems flashcards really free?
- 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 Working with Estimation Techniques, Working with Estimation Essentials, 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 Working with Estimation Word Problems?
- Move on to Working with Estimation Common Errors, Introducing Estimation, Estimation in Context, which build directly on this idea.
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