Math calculators for algebra, geometry, statistics and more
100 free calculators
Calculate percentages of any number
Calculate percentage increase or decrease between two values
Calculate the percentage difference between two values
Calculate percentage increase from original to new value
Calculate percentage decrease from original to new value
Calculate what is X percent of Y
Calculate final price after percentage discount
Convert fractions to percentages
Convert decimal numbers to percentages
Convert percentages to decimal numbers
Convert percentages to fractions
Calculate percentage error between actual and expected values
Calculate relative change between two values
Calculate parts per million concentration
Calculate parts per thousand (permille)
Add, subtract, multiply, and divide fractions
Simplify fractions to lowest terms
Convert fractions to decimal numbers
Convert decimal numbers to fractions
Convert between mixed numbers and improper fractions
Convert improper fractions to mixed numbers
Add two or more fractions together
Multiply fractions together
Find equivalent fractions
Compare two fractions to see which is larger
Solve quadratic equations
Solve ax + b = c
Solve 2x2 system
Evaluate polynomial
Factor quadratics
Calculate powers
Calculate logs
Calculate |x|
Solve ax + b > c
Simplify ratios
Solve a/b = c/x
Cross multiply
Calculate y = kx
Calculate y = k/x
Find nth term
Calculate area
Calculate area
Calculate area
Calculate area
Calculate area
Calculate area
Calculate perimeter
Circle circumference
Calculate volume
Calculate volume
Calculate volume
Calculate volume
Calculate volume
Calculate surface area
Calculate surface area
Calculate surface area
Calculate hypotenuse
Distance between points
Find midpoint
Calculate slope
Calculate average
Find median
Find mode
Calculate std dev
Calculate variance
Calculate range
Calculate z-score
Calculate probability
Calculate nCr
Calculate nPr
Calculate n!
Find percentile
Pearson correlation
Best-fit line
Calculate normal PDF
Check if prime
Greatest common divisor
Least common multiple
Generate random
Convert to Roman
Decimal to binary
Decimal to hex
Decimal to octal
Convert to scientific
Round to sig figs
Calculate sine
Calculate cosine
Calculate tangent
Inverse sine
Inverse cosine
Inverse tangent
Convert to radians
Convert to degrees
Solve triangles
Solve triangles
Calculate Fibonacci
Find term
Sum of sequence
Sum of sequence
Sum 1+2+...+n
