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Percent

ICSE · Class 6 · Mathematics

Quick revision notes for Percent — ICSE Class 6 Mathematics. Key concepts, formulas, and definitions for last-minute revision.

118 questions30 flashcards5 concepts

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Key Topics to Revise

1

1. Understanding Percent

  • The word 'percent' comes from 'per centum', meaning 'per hundred'.
  • Percent is a way of expressing a number as a fraction of 100.
  • The symbol for percent is '%'.
2

2. Converting Fractions and Decimals to Percent

  • To convert a fraction to percent: Multiply by 100 and add the % symbol.
  • To convert a decimal to percent: Shift the decimal point two places to the right and add %.
  • Example: 3/4 = (3/4) × 100 = 75%.
3

3. Converting Percent to Fractions and Decimals

  • To convert percent to fraction: Remove % and divide by 100, then simplify.
  • To convert percent to decimal: Divide by 100 (shift decimal two places left).
  • Example: 40% = 40/100 = 2/5.
4

4. Expressing One Quantity as a Percentage of Another

  • To find what percent one quantity is of another: Divide first by second and multiply by 100%.
  • Both quantities must be in the same unit.
  • Example: 20 as a percent of 80 = (20/80) × 100% = 25%.

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Full Notes

Key Concepts

Percent means 'out of 100'To convert a fraction or decimalTo convert a percent toTo find a certain percentDivide the first quantity by

Frequently Asked Questions

What are the important topics in Percent for ICSE Class 6 Mathematics?
Percent covers several key topics that are frequently asked in ICSE Class 6 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Percent — ICSE Class 6 Mathematics?
Understand the core concepts first, then work through the 118 practice questions available for this chapter. Revise formulas and 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.

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