Tree diagrams

There are 24 NRICH Mathematical resources connected to Tree diagrams
Placeholder: several colourful numbers
problem

Odd dice

Age
14 to 16
Challenge level
filled star filled star empty star
These strange dice are rolled. What is the probability that the sum obtained is an odd number?
Playing Squash
article

Playing squash

Playing squash involves lots of mathematics. This article explores the mathematics of a squash match and how a knowledge of probability could influence the choices you make.
An Introduction to Tree Diagrams
article

An introduction to tree diagrams

This article explains how tree diagrams are constructed and helps you to understand how they can be used to calculate probabilities.