SME
Grade 4 Math · Problem type
Number patterns: find the rule
Use this for “What comes next? Write the rule” when a pattern adds, multiplies or takes turns between two steps.
Sort
Which rule makes the pattern?
Tap a card, then tap its group.
Assumptions
•
The rule is what takes one number to the next.
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Check the rule on every pair of neighbors, not just the first two.
•
Some patterns take turns between two steps: +5, then −2.
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Related lessons
Factors, multiples and patterns
Main lesson
Identify multiples
Use this for “Is 27 a multiple of 4?” or “Is 40 a multiple of 8?”
Number patterns
Use this for “Start at 3 and add 5 each time: 3, 8, 13, … What is the 5th number?”
Prime and composite numbers
Use this to sort numbers as prime or composite by their factors.
Shape patterns
Use this for “Circle, square, triangle, circle, square, … What is the 10th shape?”