Large Numbers in Science Experiments: Real-world Applications
Mathematics
Grade 8
10 questions
~20 mins
1 views0 downloads
About This Worksheet
A worksheet focusing on subtraction of large numbers within scientific contexts, designed to enhance procedural skills, problem solving, and real-world application understanding for Grade 8 students.
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Large Numbers in Science Experiments: Real-world Applications
Subject: MathematicsGrade: Grade 8
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Untitled Worksheet
Grade Grade 8
A
Practice Questions
Answer all questions. Show your working in the grid spaces provided.
1.
Calculate the difference between 12,345 and 7,890 in a scientific measurement context.
[2 marks]2.
Subtract 234,567 from 1,000,000 to find the remaining mass of a chemical sample after a reaction.
[2 marks]3.
A scientist recorded a measurement of 4567 units. After recalibration, the reading was 3789 units. What is the difference?
[2 marks]4.
Fluency & Practice: Subtract 123,456 from 789,012. Show your working.
[3 marks]5.
Calculate the remaining volume of a solution if initial volume was 9,876 mL and 4,321 mL was used in an experiment.
[2 marks]6.
Problem Solving & Reasoning: A lab contains 1,234,567 grams of a substance. If 567,890 grams are used in an experiment, what remains? Explain your calculation process.
[4 marks]7.
During a scientific measurement, the initial reading was 1,000,000 units. After a correction, the reading is 987,654 units. How much was subtracted?
[2 marks]8.
Construct a scientific experiment scenario where a large quantity decreases from 5,000,000 units to 4,987,654 units. Describe the subtraction involved.
[4 marks]9.
Challenge & Extension: Subtract 7,654,321 from 10,000,000. Show your detailed working.
[3 marks]10.
Error Analysis: A student subtracted 123,456 from 1,234,567 and got 1,111,111. Identify the mistake and correct it.
[3 marks]Quick Actions
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Details
- Created
- 1/1/2026
- Updated
- 1/1/2026
- Type
- worksheet