2 sf: Challenge & Extension
Mathematics
Grade 6
12 questions
~24 mins
1 views0 downloads
About This Worksheet
A worksheet designed to challenge and extend students' understanding of rounding numbers to 2 significant figures, including procedural questions, real-world contexts, and problem-solving tasks.
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2 sf: Challenge & Extension
Subject: MathematicsGrade: Grade 6
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Untitled Worksheet
Grade Grade 6
A
Practice Questions
Answer all questions. Show your working in the grid spaces provided.
1.
Round 0.004567 to 2 significant figures.
[2 marks]2.
Round 1234 to 2 significant figures.
[2 marks]3.
Calculate 9876 rounded to 2 significant figures.
[2 marks]4.
Express 0.000789 in 2 significant figures.
[2 marks]5.
A car’s speed is 123.456 km/h. Round to 2 significant figures.
[2 marks]6.
In a recipe, 0.008563 liters of vanilla are used. Round to 2 significant figures.
[2 marks]7.
Plot the graph of y=2x on the grid provided for x values 1, 2, 3, and 4.
[3 marks]8.
Construct a triangle with sides 4.567 and 8.912 units, rounding both to 2 significant figures. Draw your triangle on the grid.
[3 marks]9.
A scientist measures a sample as 0.00045678 grams. Round this to 2 significant figures.
[2 marks]10.
Identify and correct the mistake: The number 0.00567 was rounded to 0.006 by the student. Is this correct? If not, what should be the correct 2 sf rounding?
[3 marks]11.
A solar panel generates 0.000123456 MW of power. Round this to 2 significant figures and explain why.
[3 marks]12.
Extend the problem: If a value rounds to 3.4598 to 2 sf, what is the original number approximately?
[3 marks]Quick Actions
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Details
- Created
- 1/1/2026
- Updated
- 1/1/2026
- Type
- worksheet