Math
Percentage, fraction, ratio, algebra, geometry and number calculators with step-by-step formulas and examples.
- Percentage Calculator Result 30
- Circle Calculator: Area, Circumference, Radius, Diameter Area 78.5398 Circumference 31.4159
- Combination Calculator (nCr) Combinations (nCr) 120 Digits in the exact answer 3
- Cone Volume Calculator Volume 37.6991 Slant height 5
- Cube Root Calculator Cube root 3 Perfect cube? Yes, a perfect cube
- Cylinder Volume Calculator Volume 141.3717 Lateral surface area 94.2478
- Distance Between Two Points Calculator with Midpoint Distance 5 Midpoint x 2.5
- Exponent Calculator (Power Calculator) Result 1,024
- Factorial Calculator (n! up to 170) n! 3628800 Number of digits 7
- Fraction Calculator: Add, Subtract, Multiply and Divide Fractions Simplified result 5/6 Decimal value 0.833333
- GCD Calculator (Greatest Common Divisor) Greatest common divisor 6 Relatively prime? No, they share a larger factor
- LCM Calculator (Least Common Multiple) Least common multiple 12 Greatest common divisor 2
- Logarithm Calculator (Log Base b, ln, log10) Log to your base 3 Natural log (ln) 6.907755
- Mean, Median and Mode Calculator Mean (average) 5 Median 4.5
- Number Base Converter: Decimal, Binary, Octal, Hex Decimal 255 Binary 11111111
- Percentage Change Calculator Percentage change 25.00% Difference 20
- Percentage Decrease Calculator: Reduce a Number by X% New value 170 Amount taken off 30
- Percentage Increase Calculator: Increase a Number by X% New value 100 Amount added 20
- Permutation Calculator (nPr) Permutations (nPr) 720 Digits in the exact answer 3
- Prime Factorization Calculator Prime factorization 2^3 x 3^2 x 5 Distinct prime factors 3
- Is It a Prime Number? Prime Number Checker Result Not prime (composite) Smallest factor 7
- Probability Calculator for Independent Events Probability 12.00% As a decimal 0.12
- Proportion Calculator: Solve a/b = c/x Missing value x (bottom right) 12 Scale factor (c ÷ a) 3
- Pythagorean Theorem Calculator Missing side 5 Triangle area 6
- Quadratic Equation Solver Roots 3, 2 Discriminant (b² − 4ac) 1
- Ratio Calculator: Simplify and Scale a Ratio Simplified ratio 3:2 Scaled ratio 30:20
- Rectangle Calculator: Area, Perimeter and Diagonal Area 12 Perimeter 14
- Roman Numeral Converter: Number to Roman Numerals Roman numeral MMXXIV
- Rounding Calculator: Decimals, Significant Figures, Nearest 10 Rounded value 3.14 Change from original -0.00159
- Scientific Notation Calculator: Convert to a × 10^n Scientific notation 1.23456 × 10^5 Coefficient (1 to 10) 1.23456
- Slope Calculator: Slope, Angle and Line Equation Slope (m) 1.3333 Angle (degrees) 53.1301
- Sphere Volume Calculator Volume 113.0973 Surface area 113.0973
- Square Root Calculator with Simplified Radical Square root 8.485281 Perfect square at or below 64
- Standard Deviation Calculator (Population and Sample) Population standard deviation (σ) 2 Sample standard deviation (s) 2.1381
- Trapezoid Area Calculator Area 32 Median (average of the parallel sides) 8
- Triangle Area Calculator (Base and Height or Heron's Formula) Area 30