Percentage Increase and Decrease
Students will calculate percentage increase and decrease in various real-world scenarios, such as price changes or population growth.
Key Questions
- Explain the difference between calculating a percentage of a number and a percentage increase/decrease.
- Analyze why a 10% increase followed by a 10% decrease does not return to the original value.
- Predict the final value after a given percentage change.
CBSE Learning Outcomes
Suggested Methodologies
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Planning templates for Mathematics
5E Model
The 5E Model structures lessons through five phases (Engage, Explore, Explain, Elaborate, and Evaluate), guiding students from curiosity to deep understanding through inquiry-based learning.
unit plannerMath Unit
Plan a multi-week math unit with conceptual coherence: from building number sense and procedural fluency to applying skills in context and developing mathematical reasoning across a connected sequence of lessons.
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Build a math rubric that assesses problem-solving, mathematical reasoning, and communication alongside procedural accuracy, giving students feedback on how they think, not just whether they got the right answer.
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