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Math & Everyday Calculators

Percentages, fractions, and everyday math.

Calculate percentages in multiple ways: find X% of Y, find what percent X is of Y, or calculate percentage change.

Add, subtract, multiply, and divide fractions with step-by-step solutions.

Calculate the Greatest Common Divisor (GCD) and Least Common Multiple (LCM) of two numbers.

Simplify ratios, find equivalent ratios, and solve ratio problems easily.

Perform advanced math calculations: trigonometry, logarithms, exponents, factorials, and more.

Calculate mean, median, mode, variance, standard deviation, and more from your data set.

Calculate your weighted grade average and GPA on a 4.0 scale. Supports percentage and letter grade inputs.