Basic Math Examples

Simplify ((-2 2/15)(-5 3/20))÷2 9/10
Step 1
Convert to an improper fraction.
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Step 1.1
A mixed number is an addition of its whole and fractional parts.
Step 1.2
Add and .
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Step 1.2.1
To write as a fraction with a common denominator, multiply by .
Step 1.2.2
Combine and .
Step 1.2.3
Combine the numerators over the common denominator.
Step 1.2.4
Simplify the numerator.
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Step 1.2.4.1
Multiply by .
Step 1.2.4.2
Add and .
Step 2
Convert to an improper fraction.
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Step 2.1
A mixed number is an addition of its whole and fractional parts.
Step 2.2
Add and .
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Step 2.2.1
To write as a fraction with a common denominator, multiply by .
Step 2.2.2
Combine and .
Step 2.2.3
Combine the numerators over the common denominator.
Step 2.2.4
Simplify the numerator.
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Step 2.2.4.1
Multiply by .
Step 2.2.4.2
Add and .
Step 3
Convert to an improper fraction.
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Step 3.1
A mixed number is an addition of its whole and fractional parts.
Step 3.2
Add and .
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Step 3.2.1
To write as a fraction with a common denominator, multiply by .
Step 3.2.2
Combine and .
Step 3.2.3
Combine the numerators over the common denominator.
Step 3.2.4
Simplify the numerator.
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Step 3.2.4.1
Multiply by .
Step 3.2.4.2
Add and .
Step 4
To divide by a fraction, multiply by its reciprocal.
Step 5
Cancel the common factor of .
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Step 5.1
Move the leading negative in into the numerator.
Step 5.2
Move the leading negative in into the numerator.
Step 5.3
Factor out of .
Step 5.4
Factor out of .
Step 5.5
Cancel the common factor.
Step 5.6
Rewrite the expression.
Step 6
Multiply by .
Step 7
Multiply.
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Step 7.1
Multiply by .
Step 7.2
Multiply by .
Step 8
Cancel the common factor of .
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Step 8.1
Factor out of .
Step 8.2
Factor out of .
Step 8.3
Cancel the common factor.
Step 8.4
Rewrite the expression.
Step 9
Multiply by .
Step 10
Multiply.
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Step 10.1
Multiply by .
Step 10.2
Multiply by .
Step 11
The result can be shown in multiple forms.
Exact Form:
Decimal Form:
Mixed Number Form: