Pre-Algebra Examples

Solve for y y÷(1/2)=2 1/8
Step 1
Simplify the left side.
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Step 1.1
Simplify .
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Step 1.1.1
To divide by a fraction, multiply by its reciprocal.
Step 1.1.2
Move to the left of .
Step 2
Simplify the right side.
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Step 2.1
Convert to an improper fraction.
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Step 2.1.1
A mixed number is an addition of its whole and fractional parts.
Step 2.1.2
Add and .
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Step 2.1.2.1
To write as a fraction with a common denominator, multiply by .
Step 2.1.2.2
Combine and .
Step 2.1.2.3
Combine the numerators over the common denominator.
Step 2.1.2.4
Simplify the numerator.
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Step 2.1.2.4.1
Multiply by .
Step 2.1.2.4.2
Add and .
Step 3
Divide each term in by and simplify.
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Step 3.1
Divide each term in by .
Step 3.2
Simplify the left side.
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Step 3.2.1
Cancel the common factor of .
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Step 3.2.1.1
Cancel the common factor.
Step 3.2.1.2
Divide by .
Step 3.3
Simplify the right side.
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Step 3.3.1
Multiply the numerator by the reciprocal of the denominator.
Step 3.3.2
Multiply .
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Step 3.3.2.1
Multiply by .
Step 3.3.2.2
Multiply by .
Step 4
The result can be shown in multiple forms.
Exact Form:
Decimal Form:
Mixed Number Form: