Scientific & Math Tools

Perform advanced arithmetic, trigonometric functions (sin/cos/tan), logarithms, exponential powers, and root calculations.

Find percentages of numbers, proportion percentages, and calculate percentage changes (increases and decreases).

Estimate your Cumulative Grade Point Average (CGPA) from individual semester grade marks.

Find the k-th percentile value for any data set. Enter list values and see calculations.

Find the Highest Common Factor (HCF / GCD) and Least Common Multiple (LCM) for any two numbers.

Round numbers to the nearest unit, ten, hundred, thousand, or decimal index.

Perform long division and see calculated quotients and remainders instantly.

Find the remainder of a division instantly. Ideal for modular arithmetic problems.

Calculate the square footage (area) of a room or space. Enter length and width measurements.

Round any decimals or fractions up, down, or to the nearest digit index instantly.

Calculate your semester grade point average (GPA) from course credits and grade letters.

Perform arithmetic calculations on extremely large numbers that exceed typical browser storage scales.

Find your current class grade average or check what score you need on the final exam to pass.

Add, subtract, multiply, and divide fractions easily. Displays simplified fractional answers.

Calculate population and sample standard deviation, variance, and mean for any dataset.

Use this free quadratic equation calculator to calculate results and review the formula.

Use this free probability calculator to calculate results and review the formula.

Use this free permutation and combination calculator to calculate results and review the formula.

Use this free 2x2 matrix calculator to calculate results and review the formula.

Use this free 2x2 determinant calculator to calculate results and review the formula.

Use this free mean median mode calculator to calculate results and review the formula.

Use this free z-score calculator to calculate results and review the formula.

Use this free significant figures calculator to calculate results and review the formula.

Use this free decimal to binary calculator to calculate results and review the formula.

Use this free scientific notation calculator to calculate results and review the formula.

Use this free ratio simplifier calculator to calculate results and review the formula.

Use this free proportion calculator to calculate results and review the formula.

Use this free prime factorization calculator to calculate results and review the formula.

Use this free logarithm calculator to calculate results and review the formula.

Use this free exponent calculator to calculate results and review the formula.

Use this free complex number magnitude calculator to calculate results and review the formula.

Use this free sphere surface area calculator to calculate results and review the formula.

Use this free cylinder volume calculator to calculate results and review the formula.

Use this free slope calculator to calculate results and review the formula.

Use this free pythagorean theorem calculator to calculate results and review the formula.