Basic Math Examples

Simplify 7/9-1/3
79-13
Step 1
To write -13 as a fraction with a common denominator, multiply by 33.
79-1333
Step 2
Write each expression with a common denominator of 9, by multiplying each by an appropriate factor of 1.
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Step 2.1
Multiply 13 by 33.
79-333
Step 2.2
Multiply 3 by 3.
79-39
79-39
Step 3
Combine the numerators over the common denominator.
7-39
Step 4
Subtract 3 from 7.
49
Step 5
The result can be shown in multiple forms.
Exact Form:
49
Decimal Form:
0.4
 [x2  12  π  xdx ]