Skip to content

Cambridge IGCSE Mathematics

8.1Introduction to probability

Introduction to probability in Cambridge IGCSE Mathematics: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic20 practice questions1 lesson

Learning objectives

What the syllabus expects you to be able to do.

  1. 8.1.1Use the probability scale from 0 to 1.
  2. 8.1.2Calculate the probability of a single event, giving it as a fraction, decimal or percentage.
  3. 8.1.3Use the fact that the probability of an event not happening is 1 minus the probability that it happens.
  4. 8.1.4Extended: use probability notation such as P(A) and P(A′).

Lessons

  • Basic probability

    17 min

    Full access

Join to read every lesson, or see what Full access includes.

Sample question

A sample question on this topic. Answer it, check it, then read the worked answer.

Introduction to probability: sample question

1 mark

A fair six-sided dice, numbered 1 to 6, is rolled once. Find the probability that it shows a prime number.

Only if the answer has a unit, e.g. cm or km/h.

Turn Introduction to probability into a strength.

Practise with instant marking, see your mastery grow and get a study plan built around your exam date.