Adding across the branches

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• 8 sections of explanation, worked examples and diagrams
• 1 practice task with hints and worked answers
• A quiz that marks itself as you go
• Your progress kept across every subject you take

Other lessons in this sub-strand

1. What probability means
2. Carrying out an experiment
3. Throwing a die
4. The range of probability
5. The probability space
6. Events and favourable outcomes
7. The complement of an event
8. Two coins
9. The sum of two dice
10. Mutually exclusive events
11. The addition rule
12. Events that overlap
13. Independent events
14. The multiplication rule
15. With and without replacement
16. Tree diagrams for one event
17. Tree diagrams for two events
18. Multiplying along the branches
19. Adding across the branches
20. Drawing marbles from a bag
21. Playing cards
22. Probability in a weather forecast
23. Fair games
24. Expected numbers
25. Probability: mixed review