Math & Utilities Calculators
Mathematical calculators, converters, and utility tools for everyday calculations
Percentage Calculator
Calculate percentages, percentage increase/decrease, and percent of total. Find what percent of X is Y, increase/decrease by percentage, and percentage difference between numbers.
GPA Calculator
Calculate GPA (Grade Point Average) for high school or college students. Convert letter grades to GPA on 4.0 scale with weighted classes, honors, and AP courses.
Average Calculator
Calculate mean average of any set of numbers. Find arithmetic mean, sum, and count for statistics, grades, scores, or data analysis with weighted average option.
Grade Calculator
Calculate final grades with weighted categories (tests, homework, projects). Determine what grade you need on final exam and track current class grade with percentage breakdowns.
Case Converter Tool
Convert text between 14+ case formats instantly - uppercase, lowercase, title case, camelCase, snake_case, kebab-case, and more. Transform text formatting for coding and writing.
Percentage Increase Calculator
Calculate percentage increase between two numbers. Find percent growth, price increase, salary raise, and relative change with step-by-step percentage increase formula.
Fraction Calculator
Add, subtract, multiply, and divide fractions. Simplify fractions, convert mixed numbers, find common denominators, and solve fraction math problems step-by-step.
Percentage Decrease Calculator
Calculate percentage decrease between two numbers. Find percent reduction, discount amount, loss percentage, and decline rate with percentage decrease formula.
Ratio Calculator
Calculate and simplify ratios, find equivalent ratios, and solve ratio problems. Convert ratios to fractions, percentages, and proportions for math and real-world applications.
Standard Deviation Calculator
Calculate standard deviation, variance, mean, and range for sample or population data. Measure data dispersion and variability with step-by-step statistical calculations.
Decimal Calculator
Convert between decimals and fractions. Add, subtract, multiply, divide decimals with precise calculations and step-by-step decimal to fraction conversion.
Median Calculator
Calculate median (middle value) of a dataset. Find median for even/odd number sets, sorted data, and statistical analysis with step-by-step median calculation.
Variance Calculator
Calculate variance of sample or population dataset. Measure data spread, deviation from mean, and statistical variability with population and sample variance formulas.
Random Word Generator
Generate random words in English and Hindi for creative writing, brainstorming, games, and word challenges. Get instant random vocabulary with customizable word count and language.
Mode Calculator
Calculate mode (most frequent value) in a dataset. Find modal value, frequency distribution, and multiple modes for statistical analysis and data interpretation.