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Pre-Algebra Examples
Step 1
Step 1.1
Combine the numerators over the common denominator.
Step 1.2
Add and .
Step 2
Step 2.1
Multiply the numerator by the reciprocal of the denominator.
Step 2.2
Cancel the common factor of .
Step 2.2.1
Move the leading negative in into the numerator.
Step 2.2.2
Factor out of .
Step 2.2.3
Cancel the common factor.
Step 2.2.4
Rewrite the expression.
Step 2.3
Combine and .
Step 2.4
Move the negative in front of the fraction.
Step 3
To write as a fraction with a common denominator, multiply by .
Step 4
To write as a fraction with a common denominator, multiply by .
Step 5
Step 5.1
Multiply by .
Step 5.2
Multiply by .
Step 5.3
Reorder the factors of .
Step 6
Combine the numerators over the common denominator.
Step 7
Step 7.1
Multiply by .
Step 7.2
Multiply by by adding the exponents.
Step 7.2.1
Move .
Step 7.2.2
Multiply by .