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Formula Sheet

Percent and Percentage — Formula Sheet

ICSE · Class 8 · Mathematics

7 formulas from Percent and Percentage (ICSE Class 8 Mathematics) on one page, grouped by topic. Part of the ICSE Class 8 Mathematics syllabus.

82 questions24 flashcards7 formulas & key relations5 concepts

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7 Entries · 2 Sections

Formulas and Key Relations

Main Formulas

x as the percent of y = (x/y) × 100%

x% of y = (x/100) × y

Increase % = (Increase in quantity / Original quantity) × 100%

Decrease % = (Decrease in quantity / Original quantity) × 100%

Value after one year = Present value (1 - x/100)

x as the percent of y = x/y × 100%.

x% of y = x/100 × y.

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Frequently Asked Questions

What are the important topics in Percent and Percentage for ICSE Class 8 Mathematics?
Key topics in Percent and Percentage include Core Meaning and Basic Conversions, Finding Percent, Whole, and Part, Percentage Increase, Decrease, and Change, Depreciation. Study these first, then practise questions on each for Class 8 exams.
How many formulas are in Percent and Percentage?
This sheet lists 7 formulas from Percent and Percentage, grouped by topic. Learn what each symbol stands for so you can apply the formula, not just recall it.
How should I revise Percent and Percentage for Class 8 exams?
Learn the core ideas first, then work through the 82 practice questions on Percent and Percentage. Revise definitions regularly and use flashcards for quick recall before the exam.

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

All ICSE Class 8 Mathematics Formula Sheet

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