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What bounds mean

What bounds mean

Number line showing that 28 cm to the nearest cm represents values from 27.5 inclusive to 28.5 exclusive.

When a measurement has been rounded, the true value is not exactly the number written. Bounds tell us the smallest and largest values the measurement could be.

Bounds Lesson

  1. GCSE
  2. /Maths
  3. /Bounds

Step-by-step lessons on CCEA GCSE Maths Bounds. Each one builds up to exam-style questions. Build fluency with number, ratio and algebra first, since geometry, probability and statistics topics rely on them, and leave extra time nearer the exam for Higher-tier problem-solving and multi-step reasoning questions.