# Equations that Describe Patterns

## Describe numerical sequences by finding a rule.

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.
• Video

## Patterns in Sequences 1

by CK-12 //basic
Demonstrates how to find a pattern in an example problem.
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2
• Video

## Patterns in Sequences 2

by CK-12 //basic
Demonstrates the use of patterns in a sequence of toothpick houses.
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1
• Video

## Equations and Inequalities

by CK-12 //basic
A lesson on equations and inequalities.
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1