Math & Everyday Calculators
Free math and everyday calculators for percentages, fractions, age, dates, hours, tips, GPA and grades.
Solve everyday math problems instantly with free calculators for percentages, fractions, age in years and months, date differences, work hours, restaurant tips, GPA on a 4.0 scale, and final exam grade needed. Perfect for students, shoppers, and anyone who needs quick, accurate results.
Percentage Calculator
Find percentages, percent change, and what percent one number is of another.
Fraction Calculator
Add, subtract, multiply and divide fractions. Simplify results and convert to decimals.
Age Calculator
Calculate your exact age in years, months and days from your date of birth.
Date Calculator
Add or subtract days from a date, or find the number of days between two dates.
Hours Calculator
Calculate work hours between start and end times, with optional break deductions.
Tip Calculator
Split the bill and calculate tip amounts for any percentage.
GPA Calculator
Calculate your grade point average on a 4.0 scale with weighted or unweighted courses.
Grade Calculator
Find the final exam score you need to reach your target course grade.