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Pre-Algebra Examples
Step 1
Step 1.1
A mixed number is an addition of its whole and fractional parts.
Step 1.2
Add and .
Step 1.2.1
Write as a fraction with a common denominator.
Step 1.2.2
Combine the numerators over the common denominator.
Step 1.2.3
Add and .
Step 2
Step 2.1
Rewrite the division as a fraction.
Step 2.2
Simplify the denominator.
Step 2.2.1
To write as a fraction with a common denominator, multiply by .
Step 2.2.2
To write as a fraction with a common denominator, multiply by .
Step 2.2.3
Write each expression with a common denominator of , by multiplying each by an appropriate factor of .
Step 2.2.3.1
Multiply by .
Step 2.2.3.2
Multiply by .
Step 2.2.3.3
Multiply by .
Step 2.2.3.4
Multiply by .
Step 2.2.4
Combine the numerators over the common denominator.
Step 2.2.5
Simplify the numerator.
Step 2.2.5.1
Multiply by .
Step 2.2.5.2
Multiply by .
Step 2.2.5.3
Subtract from .
Step 2.2.6
To write as a fraction with a common denominator, multiply by .
Step 2.2.7
To write as a fraction with a common denominator, multiply by .
Step 2.2.8
Write each expression with a common denominator of , by multiplying each by an appropriate factor of .
Step 2.2.8.1
Multiply by .
Step 2.2.8.2
Multiply by .
Step 2.2.8.3
Multiply by .
Step 2.2.8.4
Multiply by .
Step 2.2.9
Combine the numerators over the common denominator.
Step 2.2.10
Simplify the numerator.
Step 2.2.10.1
Multiply by .
Step 2.2.10.2
Multiply by .
Step 2.2.10.3
Add and .
Step 2.2.11
Reduce the expression by cancelling the common factors.
Step 2.2.11.1
Cancel the common factor of and .
Step 2.2.11.1.1
Factor out of .
Step 2.2.11.1.2
Cancel the common factors.
Step 2.2.11.1.2.1
Factor out of .
Step 2.2.11.1.2.2
Cancel the common factor.
Step 2.2.11.1.2.3
Rewrite the expression.
Step 2.2.11.2
Move the negative in front of the fraction.
Step 2.3
Multiply the numerator by the reciprocal of the denominator.
Step 2.4
Multiply .
Step 2.4.1
Multiply by .
Step 2.4.2
Multiply by .
Step 3
Subtract from .