Everyday Calculators
Solve useful date, travel, cooking, time and daily planning questions.
← Browse all calculators13 calculators in this category
Calculate a tip, total bill and equal cost per person.
Open calculator → Everyday Time Duration CalculatorCalculate elapsed time between two clock times, including overnight periods.
Open calculator → Everyday Split Bill CalculatorSplit a bill and optional tip between people.
Open calculator → Everyday Fuel Cost CalculatorEstimate journey fuel use and cost.
Open calculator → Everyday UK MPG to Litres/100kmConvert UK miles per gallon to litres per 100 kilometres.
Open calculator → Everyday Litres/100km to UK MPGConvert litres per 100 kilometres to UK MPG.
Open calculator → Everyday Journey Time CalculatorEstimate travel time from distance and average speed.
Open calculator → Everyday Electricity Cost CalculatorEstimate electricity cost from energy use and unit price.
Open calculator → Everyday Appliance Running CostEstimate an appliance's electricity cost.
Open calculator → Everyday Age CalculatorCalculate age from a date of birth and comparison date.
Open calculator → Everyday Days Between DatesCount calendar days and weeks between two dates.
Open calculator → Everyday Sleep Duration CalculatorCalculate overnight sleep duration.
Open calculator → Everyday Recipe Scaling CalculatorScale an ingredient quantity for a different number of servings.
Open calculator →How to use these everyday calculators
These tools are useful for turning an everyday planning question into a clear number you can use. Choose the calculator that most closely matches your question, check every unit and read the explanation beneath its result.
Get a more useful estimate
Use realistic inputs and try a second scenario to see how a small change affects the result. Change one input at a time when comparing scenarios so you can see what caused the difference.