Basic Math Examples

Evaluate 12/7-4
127-41274
Step 1
To write -44 as a fraction with a common denominator, multiply by 7777.
127-477127477
Step 2
Combine -44 and 7777.
127+-477127+477
Step 3
Combine the numerators over the common denominator.
12-47712477
Step 4
Simplify the numerator.
Tap for more steps...
Step 4.1
Multiply -44 by 77.
12-28712287
Step 4.2
Subtract 2828 from 1212.
-167167
-167167
Step 5
Move the negative in front of the fraction.
-167167
Step 6
The result can be shown in multiple forms.
Exact Form:
-167167
Decimal Form:
-2.2857142.¯¯¯¯¯¯¯¯¯¯¯¯285714
Mixed Number Form:
-227227
Enter a problem...
 [x2  12  π  xdx ]  x2  12  π  xdx