📐Education & Math
GPA, grade, fraction, Roman numeral, and scientific calculators.
Find education and math calculators for school, study, and quick problem solving. This category includes tools for grades, GPA, fractions, conversions, and other common math-related tasks students and everyday users need.
What You'll Find Here
This page helps users quickly find learning-focused calculators that support classroom work, homework, test prep, and everyday number tasks.
All Education & Math Tools
Roman Numeral Converter
Convert Roman numerals to numbers and numbers to Roman numerals. Includes standard Roman numeral rules, limits, and examples.
Open toolGrade Calculator
Find out exactly what grade you need on your final exam to get an A, B, or pass the class, based on your current grade and how much the final is weighted.
Open toolGPA Calculator
Calculate your weighted GPA by entering course grade points and credit hours. Instant GPA result with total credits.
Open toolFraction Calculator
Add, subtract, multiply, and divide fractions, then get the simplified fraction plus its decimal result, with clear steps for each fraction operation.
Open toolScientific Calculator
Evaluate arithmetic expressions with parentheses, percentages, and operator precedence using this online scientific calculator.
Open toolCircle Calculator
Calculate the area of a circle, circumference of a circle, and diameter from a radius or diameter. Free circle calculator with step-by-step formulas.
Open toolDistance Formula Calculator
Find the straight-line distance between two points on a coordinate plane. Enter the x and y values for both points and get the distance using d = sqrt((x2-x1)^2 + (y2-y1)^2).
Open toolAverage Calculator
Find the mean, median, mode, and range of any number set. Paste comma or space separated numbers and get the average plus count, sum, min, and max.
Open toolCylinder Calculator
Calculate the volume and surface area of a cylinder from its radius and height. Free cylinder calculator that also returns lateral surface area and base area.
Open toolSquare Root Calculator
Find the square root of any non-negative number. Enter a value to get the principal square root, the negative root, and whether the number is a perfect square.
Open toolMidpoint Calculator
Find the midpoint between two points on a coordinate plane. Enter the x and y values for both points and get the midpoint using M = ((x1 + x2) / 2, (y1 + y2) / 2).
Open toolSlope Calculator
Find the slope of a line between two points using m = (y2 - y1) / (x2 - x1). Enter both points to get the slope, rise, run, angle, y-intercept, and the line equation.
Open toolRectangular Prism Calculator
Calculate the volume, surface area, and diagonal of a rectangular prism. Enter length, width, and height to get all results at once.
Open toolRight Triangle Calculator
Solve a right triangle from its two legs. Get the hypotenuse, area, perimeter, and both acute angles using the Pythagorean theorem.
Open toolScientific Notation Converter
Convert any number to scientific notation. Enter a value to get the coefficient, the power of ten exponent, and the E-notation form.
Open toolLong Division Calculator
Divide two numbers to get the quotient, remainder, and decimal answer. Enter a dividend and divisor to solve the division.
Open toolColor Mixer
Mix two colors and see the result as a hex and RGB value. Set the blend ratio, learn the primary colors, and find what two colors make purple, green, or orange.
Open toolAngle Converter
Convert angles between radians, degrees, and gradians. Turn radians to degrees or degrees to radians instantly, with the exact pi-based relationship.
Open toolFraction to Decimal Converter
Convert a fraction to a decimal or a decimal to a simplified fraction. Enter 3/4 to get 0.75, or 0.75 to get 3/4, with the answer reduced for you.
Open toolStandard Deviation Calculator
Calculate sample or population standard deviation from any list of numbers. Get the standard deviation plus variance, mean, count, and sum in one step.
Open toolQuadratic Formula Calculator
Solve any quadratic equation ax^2 + bx + c = 0 with the quadratic formula. Enter a, b, and c to get both roots, the discriminant, and the nature of the solutions.
Open toolFeatured Tools
Scientific Calculator
Evaluate arithmetic expressions with parentheses, percentages, and operator precedence using this online scientific calculator.
FeaturedStandard Deviation Calculator
Calculate sample or population standard deviation from any list of numbers. Get the standard deviation plus variance, mean, count, and sum in one step.
FeaturedQuadratic Formula Calculator
Solve any quadratic equation ax^2 + bx + c = 0 with the quadratic formula. Enter a, b, and c to get both roots, the discriminant, and the nature of the solutions.
Grouped by Topic
Education and math tools should make the answer easier to follow, not just faster to get. A strong calculator page should help users understand what inputs matter, how the result is produced, and when a related tool may be more useful. That makes the page more helpful for both learning and quick task completion.