Pre-Algebra Examples

To write as a fraction with a common denominator, multiply by .
Write each expression with a common denominator of , by multiplying each by an appropriate factor of .
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Multiply by .
Combine the numerators over the common denominator.
Simplify the numerator.
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Multiply by .
Add and .
The result can be shown in both exact and decimal forms.
Exact Form:
Decimal Form:
Mixed Number Form:
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