Online Calculators: Mathematics, Statistics, Finance
Find the perfect calculator: from mathematics, through statistics, to finance.
We offer a wide range of mathematical, statistical, and financial tools to facilitate your daily calculations and analyses. Whether you are a student, teacher, analyst, or finance professional, our calculators will help you obtain accurate and fast results. Browse our offerings and choose a tool tailored to your needs!
Current list of our calculators
Tax Calculators
Check how much tax you will pay for your combustion engine vehicle in Poland. The calculator considers the vehicle's age, engine capacity, and EURO standard. Discover exemptions from tax and compare with other EU countries.
Date and Time Calculators
Date Calculator facilitates planning and predicting the future. Enter the start date and choose how many days, months, or years you want to add or subtract. Ideal for setting deadlines and end dates for various events. Check easily how the date will change in the future or past. Simple, effective, essential!
Days Calculator is a crucial tool for tracking the passage of time. Calculate how many days have passed or how many days are left between two dates. Ideal for planning vacations, payment deadlines, or promotional periods. Enter two dates, and you'll get a precise result in seconds. Fast, accurate, reliable!
Age Calculator calculates your age or the age of an object using our age calculator. Simply enter the birthdate or another important date, and the tool will accurately calculate the age in years. Perfect for those curious about their age or the age of important artifacts. Quick, easy, enlightening!
Mathematical Calculators
Weighted Average takes into account the different significance of individual elements in a dataset. It is calculated by multiplying each value by its weight, summing these products, and then dividing by the sum of weights. This is essential in statistics and education, especially when grading in school.
Arithmetic Mean, the simplest and most well-known, is calculated by summing up a set of numbers and dividing the sum by the number of those numbers. It is widely used in various fields, from exact sciences, schools, to finance, to represent the typical value of a dataset.
Geometric Mean is less known but equally important. It is calculated by multiplying all values and then taking the nth root of this product, where n is the number of values. This is a crucial tool in analysis, especially when calculating average returns on investments over different periods.
Percentage is a part of the whole, expressed as a ratio to 100. This is an essential tool in finance, statistics, or analysis. Calculate the percentage of a number, percentage from a number, or percentage change. Quickly, easily, precisely!
Root is a number that, when raised to a power, gives a specified number. This is an essential tool in mathematics, physics, or chemistry. Calculate square roots, cubic roots, or any other roots. Quickly, easily, precisely!
Other Calculators
BMI Calculator calculates the Body Mass Index (BMI) based on height and weight. It is an indicator that determines whether your weight is normal, underweight, or overweight. This is an essential tool for those who care about health and appearance.
WHR Calculator calculates the Waist-to-Hip Ratio (WHR) based on waist and hip circumference. It is an indicator that determines whether your figure is normal, overweight, or obese. This is an essential tool for those who care about health and appearance.
WHtR Calculator calculates the Waist-to-Height Ratio (WHtR) based on waist circumference and height. It is an indicator that determines whether your figure is normal, overweight, or obese. This is an essential tool for those who care about health and appearance.
Broca Calculator calculates the ideal weight based on height. It is an indicator that determines whether your weight is normal, underweight, or overweight. This is an essential tool for those who care about health and appearance.
Lorentz Calculator calculates the ideal weight based on height. It is an indicator that determines whether your weight is normal, underweight, or overweight. This is an essential tool for those who care about health and appearance.
Pottena Calculator calculates the ideal weight based on height. It is an indicator that determines whether your weight is normal, underweight, or overweight. This is an essential tool for those who care about health and appearance.
Mifflin Calculator calculates caloric needs based on age, height, weight, and gender. It is an indicator that determines how many calories you should consume each day. This is an essential tool for those who care about health and appearance.
Harris-Benedict Calculator calculates caloric needs based on age, height, weight, and gender. It is an indicator that determines how many calories you should consume each day. This is an essential tool for those who care about health and appearance.
Commute Cost Calculator calculates the costs of commuting to work based on traveled kilometers, fuel price, car fuel consumption, and car maintenance costs. It is an indicator that determines the cost of commuting to work. This is an essential tool for those who care about finances.
Average Fuel Consumption Calculator calculates the average fuel consumption based on traveled kilometers and consumed fuel. It is an indicator that determines how much fuel you burn on average. This is an essential tool for those who care about finances and the environment.