Pre-Algebra Examples

Add 1/(12m^3n)+8/(22m^2n^2)
Step 1
Cancel the common factor of and .
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Step 1.1
Factor out of .
Step 1.2
Cancel the common factors.
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Step 1.2.1
Factor out of .
Step 1.2.2
Cancel the common factor.
Step 1.2.3
Rewrite the expression.
Step 2
To write as a fraction with a common denominator, multiply by .
Step 3
To write as a fraction with a common denominator, multiply by .
Step 4
Write each expression with a common denominator of , by multiplying each by an appropriate factor of .
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Step 4.1
Multiply by .
Step 4.2
Multiply by .
Step 4.3
Raise to the power of .
Step 4.4
Raise to the power of .
Step 4.5
Use the power rule to combine exponents.
Step 4.6
Add and .
Step 4.7
Multiply by .
Step 4.8
Multiply by .
Step 4.9
Raise to the power of .
Step 4.10
Use the power rule to combine exponents.
Step 4.11
Add and .
Step 5
Combine the numerators over the common denominator.
Step 6
Multiply by .