Everyday Life Calculators

Age, dates, time, tips, grades, discounts and bills — quick answers for daily decisions. 10 tools.

All Everyday calculators

Calculate your exact age in years, months, days, hours and minutes â€” plus your next birthday countdown.

Discover your next birthday, the days until it, the age you will turn, the weekday you were born and your zodiac sign.

Find the exact number of days, weeks, months or years between two dates, or add and subtract days from any date.

Find the final price after a percentage discount and an optional flat coupon, with your total savings shown clearly.

Estimate how much fuel a trip needs and what it costs, per trip, per month and per year, in US or metric units.

Compute your grade point average from letter grades and credit hours across up to eight courses, with a full step-by-step breakdown.

Split a restaurant bill fairly among friends: add tax and tip, then see exactly what each person owes, with full workings.

Add or subtract hours and minutes from any time of day and see the result, with automatic carrying across midnight.

Calculate the duration between two times in hours and minutes, for same-day or overnight spans, with step-by-step math.

Work out the tip on a bill, the total to pay, and the fair share for each person when splitting the cost of a meal.

Age Calculator · Date Calculator · Tip Calculator . Each tool includes a formula, worked example, step-by-step calculation and FAQ.

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