TheFreeWindows General Calculator is a free service, that will let you perform various mathematical operations and measure conversions.
Enter an arithmetic expression: Result:
Instructions Add: +, Subtract: -, Multiply: *, Divide: /, Remainder: %. Precedence: (), *, /, %, +, -. Decimal: . point
Examples Expression: (1+2.5+3)*5-(7/3) Result: 30.1666... 6 * 9 % 7 Result: 5 6 * (9 % 7) Result: 12 Sphere volume, with given radius: (4/3)*Math.PI*Math.pow(radius,3) Random number from 1 to 100: Math.floor(Math.random()*100+1)