Which set does the number -22 belong to?

Which set does the number -22 belong to?
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1 Answer

Answer :

It belongs to any set which has it as a member.The standard sets that include it are:Negative integer numbers (ℤ⁻)Integer numbers (ℤ)Rational numbers (ℚ)Real numbers (ℝ)Complex numbers (ℂ)Note: ℤ⁻ ⊂ ℤ ⊂ ℚ ⊂ ℝ ⊂ ℂ
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