Real-world: Error Analysis & Misconceptions in Percentage Calculations
Mathematics
Grade 6
14 questions
~28 mins
1 views0 downloads
About This Worksheet
This worksheet focuses on real-world application of calculating percentages, identifying common errors, and misconceptions. It includes procedural questions, contextual problems, and extension challenges to deepen understanding.
Worksheet Preview
Full preview • 14 questions
Real-world: Error Analysis & Misconceptions in Percentage Calculations
Subject: MathematicsGrade: Grade 6
Name:
Date:
TeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizzTeachWhizz
Untitled Worksheet
Grade Grade 6
A
Fluency & Practice
Calculate the percentage of the given amounts using your calculator. Show your working in the grid spaces provided.
1.
What is 15% of 200?
[2 marks]2.
Calculate 25% of 80.
[2 marks]3.
Find 12.5% of 360.
[2 marks]4.
Calculate 5% of 150.
[2 marks]B
Problem Solving & Reasoning
Solve the following multi-step real-world problems involving percentages. Explain your reasoning.
1.
A shirt originally costs $40. During a sale, it is discounted by 20%. What is the sale price? Show your working.
[3 marks]2.
A store offers a 15% discount on a bicycle. If the discounted price is $255, what was the original price?
[3 marks]3.
A student scores 85 out of 100 in a test. What percentage did they score? Show your working.
[2 marks]C
Real-world Applications
Solve these contextual word problems involving percentages in real-life situations.
1.
A mobile phone plan costs $60 per month. If a customer gets a 10% discount, what is the new monthly cost?
[2 marks]2.
A car's fuel efficiency is 15 km per litre. How many kilometres can you travel on 12 litres? Show your working.
[2 marks]3.
A loaf of bread costs $2.50. If the price increases by 12%, what is the new price?
[2 marks]D
Challenge & Extension
Tackle these advanced problems that require deeper thinking and multi-step calculations.
1.
A jacket originally costs $120. It is marked with a 25% discount. After the discount, a further 10% sale is applied to the new price. What is the final price?
[4 marks]2.
A store’s profit margin is 20%. If a product costs $50 to produce, what should be the selling price to include this profit?
[3 marks]E
Mixed Review & Error Analysis
Review the following common mistake in percentage calculation and identify the error. Correct it and show the working.
1.
Student's answer: 20% of 150 is 20. (Error: incorrect calculation)
Identify the mistake and provide the correct answer.
[3 marks]2.
A customer buys a $60 item with a 15% discount. They pay $45. Is this correct? If not, explain and give the correct amount.
[3 marks]Quick Actions
What is Remix?
Create a new worksheet based on this one. Change the grade level, topic, number of questions, or difficulty - then generate a fresh version.
- • Change grade level (Grade 6 → Grade 7)
- • Swap topics (Harry Potter → Macbeth)
- • Add more questions (10 → 15)
- • Adjust difficulty
Details
- Created
- 1/1/2026
- Updated
- 1/1/2026
- Type
- worksheet