Percent and Percentage
ICSE · Class 8 · Mathematics
Step-by-step guide to study Percent and Percentage in ICSE Class 8 Mathematics. Topics to cover, practice strategy, and time allocation.
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Study Plan
Learn the Theory
Read the textbook chapter carefully. Note down definitions, formulas, and key concepts.
Practice Problems
Solve textbook exercises and additional practice questions. There are 82 questions available for this chapter.
Revise & Test
Revise key formulas and concepts without looking at notes. Take a practice quiz to test your understanding. Mark weak areas for re-revision.
Spaced Revision
Revisit Percent and Percentage after a week. Use flashcards for quick recall. Solve previous year questions from this chapter.
What to Focus On
- Percent means for every hundred.
- Percent is abbreviated as p.c. and denoted by %.
- A percentage is a fraction with denominator 100.
- x as the percent of y = x/y × 100%.
- x% of y = x/100 × y.
- Increase % is based on the original quantity.
- A percent problem can ask for the part, the whole, or the rate.
- Direct method uses the formula directly.
- Alternative method often uses x% of a number = given value.
Common Mistakes to Avoid
Percent and percentage are always different things in every problem.
To find what percent one number is of another, the larger number should always be written on top.
When a question asks for x% of y, the calculation should be y/x.
Memory Tips
Percent means for every hundred
Percentage is a fraction with denominator 100
Percent and percentage are used in the same sense
Convert a number to percent by multiplying by 100 and attaching %
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Sources & Official References
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
More resources for Percent and Percentage
Practice Quiz
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Important Questions
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Revision Notes
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Formula Sheet
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Chapter Summary
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Concept Maps
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Flashcards
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Syllabus
What topics to cover
NCERT Solutions
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Quizzes, flashcards, AI doubt-solver and a step-by-step study plan for ICSE Class 8 Mathematics.