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Number Sets Worksheets

Free printable number sets worksheets with step-by-step answer keys. Every worksheet is uniquely generated so students never see the same problems twice. Topics covered range from identify natural numbers at the easy level through to give example of a number type (rational but not integer) at the advanced level.

CCSS.6.NSCCSS.8.NS

Difficulty Levels

Beginner

Concepts
Identify natural numbers
Number Range
1–50
Steps
1 step
Example
Is 23 a natural number?

Easy

Concepts
Identify integers from a mixed list
Number Range
integers βˆ’20 to 20, decimals
Steps
2 steps
Example
Which are integers: 5, βˆ’3, 2.7?

Medium

Concepts
Classify as natural, integer, rational, or irrational
Number Range
negative fractions, surds, pi
Steps
2 steps
Example
Classify βˆ’3/4

Hard

Concepts
Give example of a number type (rational but not integer)
Number Range
proper fractions, denominators 2–8
Steps
2 steps
Example
Give a rational non-integer

Grade Availability

Number Sets worksheets are available for Grades 6–8. Problems are automatically adjusted to match grade-level expectations in number range, complexity, and notation.

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Learn the theory β†’ Read our number sets guide with worked examples.

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