Mastering Rounding & Estimation
Mathematics
Grade 8
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About This Worksheet
A worksheet covering Rounding & Estimation for Grade 8 students.
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Mastering Rounding & Estimation
Subject: MathematicsGrade: Grade 8
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Date:
Untitled Worksheet
Grade Grade 8
A
Introduction
Review the key concept: Rounding involves approximating a number to a specified place value to simplify calculations. Estimation uses rounding to quickly assess the size or result of a calculation.
B
Practice Questions
Answer all questions. Show your working in the grid spaces provided.
1.
Round 5678 to the nearest hundred.
[1 mark]2.
Estimate the sum of 349 and 582 by rounding to the nearest ten.
[2 marks]3.
Round 4.768 to two decimal places.
[1 mark]4.
Estimate the product of 48 and 76 by rounding to the nearest ten.
[2 marks]5.
What is 2,345 rounded to the nearest thousand?
[1 mark]6.
Estimate the difference between 1,234 and 987 by rounding to the nearest hundred.
[2 marks]7.
Round 0.046 to three decimal places.
[1 mark]8.
Estimate the total cost of items priced at $48.75, $23.40, and $19.85 by rounding to the nearest dollar.
[2 marks]9.
A car travels 245 km in 3 hours. Estimate its average speed by rounding to the nearest ten.
[2 marks]10.
A bookshelf has 237 books. Estimate the number of books if each shelf holds about 20 books.
[1 mark]11.
Challenge: A store sells 1346 apples each day. Estimate the total apples sold in a week.
[3 marks]12.
Real-world Application: An engineer estimates the length of a bridge to be approximately 1.5 km. If the actual length is 1.48 km, how accurate was the estimate?
[3 marks]Quick Actions
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Details
- Created
- 12/30/2025
- Updated
- 12/30/2025
- Type
- worksheet