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Calculators

Interactive periodic table of elements — search by name, symbol, or atomic number, with detailed info on each element

Trusted by 10k+ developers

Calculate percentages, tip amounts, and percentage changes with precision

Advanced multi-functional calculator with trigonometric, logarithmic, and exponential functions

Calculate mean, median, mode, standard deviation, and variance for sets of data

Add, subtract, multiply, and divide fractions, and simplify them to lowest terms

Calculate your exact age in years, months, weeks, days, and even minutes

Convert your dog or cat's age to human years based on species, size, and AVMA guidelines

Track your academic performance with weighted GPA and semester grade estimates

Compute network ranges, broadcast addresses, and CIDR masks for IPv4 networking

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