8.EE.A.1: Integer exponent rules

Also written as 8.EE.1

Know and apply the properties of integer exponents to generate equivalent numerical expressions.

In plain words: Students use the properties of integer exponents, including zero and negative exponents, to rewrite numerical expressions, like 3² × 3⁻⁵ = 3⁻³ = 1/27.

Quick picks

GoblinsExample problem
Simplify:
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Common mistake
Reading a negative exponent as a negative number: 2⁻³ = 1/8, not −8.
Builds on
6.EE.A.1Whole-number exponents
Leads to
8.EE.A.3Powers of 10 estimates8.EE.A.4Scientific notation
Example Problems
Simplify:
Simplify:
Simplify:
Khan Academy Resources
Exponent properties reviewNegative exponents reviewSquare roots reviewMultiply & divide powers (integer exponents)Negative exponentsPowers of products & quotients (integer exponents)Divide powersPowers of products & quotientsPowers of products & quotients (structured practice)Properties of exponents challenge (integer exponents)Multiply powersPowers of powersExponent properties with productsExponent properties with quotientsNegative exponent intuitionMultiplying & dividing powers (integer exponents)Powers of products & quotients (integer exponents)Exponent properties with parenthesesNegative exponents
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