Calculadora de Dias
Use the free online Calculadora de Dias tool. Fast, private and easy to use — runs entirely in your browser. Part of our Calculadoras collection.
Calculadora de Porcentagem
Work out a percentage of a number, or what percentage one number is of another.
Calculadora de Média
Calculate the mean, median, sum, count, minimum and maximum of a list of numbers.
Calculadora de Margem de Lucro
Find profit, margin and markup from cost and revenue — or the revenue needed for a target margin.
Calculadora de Desconto
See the final price after a discount and how much you save.
Calculadora de IVA
Add or remove GST/VAT at any rate to get net, tax and gross amounts.
Calculadora de Taxas PayPal
Estimate PayPal fees and the amount to request so you receive what you need.
Calculadora de Taxas Stripe
Estimate Stripe processing fees and the charge needed to net a target amount.
Calculadora de CPM
Calculate CPM, total cost or impressions for an ad campaign — fill any two.
Calculadora de Probabilidade
Compute the probability of A and B, A or B, not A, and neither for independent events.
Calculadora de Intervalo de Confiança
Find the confidence interval for a mean at 90%, 95% or 99% confidence.
Calculadora de Dias
Count the number of days, weeks and months between two dates.
Calculadora de Horas
Work out the hours and minutes between two times, including overnight shifts.
Calculadora de Meses
Count the whole months — and years plus months — between two dates.
Calculadora de TDEE
Estimate your Total Daily Energy Expenditure (TDEE) and calorie targets for weight goals.