Prelims · 8 Mental Ability · 8.3 Percentages and commercial arithmetic

8.3.1 Percentages: fraction equivalents and successive change

A percentage is a fraction with denominator 100; turn every change into a multiplier, and successive changes become a single multiplication.

  • APPSC Group 2 · Prelims
  • Standard level
  • 6 min read
  • Full course

Key terms

  • percentage
  • fraction equivalents
  • successive change
  • net effect
  • multiplier
  • percentage points
  • weighted percentage
  • sets
  • water content
  • chained shares

What this note covers

  1. Core factsFoundation
  2. ExplainedStandard
  3. DeeperAdvanced
  4. Common trapsFoundation
  5. Quick revisionFoundation

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