← Aptitude for placements
Lesson 5 of 5
Number series
Watch, read the card, then practise. Adding patterns · Other patterns
The video for this lesson is being recorded.
Meanwhile, the notes below and the 60-second cards cover the same ideas.
Practise this topicAdding patterns
In an adding pattern, the same number is added (or taken away) each time.
Remember: Write the differences between neighbours first.
Other patterns
If the gaps aren't equal, try multiplying, squares and cubes, or two patterns taking turns.
Remember: Check differences, then ratios, then squares, then alternating patterns.