Summary
How to find and extend number and shape patterns, including input-output rules. Mr. J looks for the rule that makes the pattern grow.
Viewer safety
All ages
Our rating is a quick teacher-to-teacher guide — preview before showing.
Teaching resources
Discussion questions
A pattern follows a rule; finding the rule lets you predict what comes next.
- How do you find the rule of a growing pattern?
- What is an input-output table?
- How can you check your rule works for every term?
Quick work-a-long
Words to know: pattern, rule, input, output, term
- Extend the pattern 3, 6, 9, 12, ... and name the rule.
- Fill in an input-output table for the rule 'add 5'.