Pre-Algebra Examples

Evaluate 7+(16-4)/(2^2+2)-2
Step 1
Subtract from .
Step 2
Find the common denominator.
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Step 2.1
Write as a fraction with denominator .
Step 2.2
Multiply by .
Step 2.3
Multiply by .
Step 2.4
Write as a fraction with denominator .
Step 2.5
Multiply by .
Step 2.6
Multiply by .
Step 3
Combine the numerators over the common denominator.
Step 4
Simplify each term.
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Step 4.1
Raise to the power of .
Step 4.2
Add and .
Step 4.3
Multiply by .
Step 4.4
Raise to the power of .
Step 4.5
Add and .
Step 4.6
Multiply by .
Step 5
Reduce the expression by cancelling the common factors.
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Step 5.1
Add and .
Step 5.2
Subtract from .
Step 5.3
Cancel the common factor of and .
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Step 5.3.1
Factor out of .
Step 5.3.2
Cancel the common factors.
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Step 5.3.2.1
Factor out of .
Step 5.3.2.2
Factor out of .
Step 5.3.2.3
Factor out of .
Step 5.3.2.4
Cancel the common factor.
Step 5.3.2.5
Rewrite the expression.
Step 5.4
Simplify the expression.
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Step 5.4.1
Add and .
Step 5.4.2
Divide by .