All Calculators
Unit Converter
✦ ProConvert between length, weight, and temperature units. Switch categories and see results instantly.
Result
1.609344km
1 mi = 1.609344 km
Quick Reference
1 mi1.609344 km
10 mi16.09344 km
100 mi160.9344 km
1,000 mi1,609.344 km
Frequently Asked Questions
How do I convert kilometers to miles?
Multiply the number of kilometers by 0.621371. For example, 10 km × 0.621371 = 6.21 miles. A quick approximation: multiply km by 0.6 for a rough estimate. Our converter handles this instantly.
How do I convert kilograms to pounds?
Multiply the number of kilograms by 2.20462. For example, 70 kg × 2.20462 = 154.32 lbs. A quick approximation: multiply kg by 2.2. To convert pounds to kilograms, divide by 2.20462.
How do I convert Celsius to Fahrenheit?
Use the formula: °F = (°C × 9/5) + 32. For example, 25°C = (25 × 9/5) + 32 = 77°F. To convert Fahrenheit to Celsius: °C = (°F − 32) × 5/9. Key reference points: 0°C = 32°F (freezing), 100°C = 212°F (boiling).
What is the difference between metric and imperial?
The metric system (used worldwide) is based on powers of 10 — meters, kilograms, Celsius. The imperial system (used mainly in the US) uses feet, pounds, and Fahrenheit. Metric is easier to convert within (1 km = 1,000 m) while imperial units are less uniform.
How do I convert inches to centimeters?
Multiply inches by 2.54 to get centimeters. For example, 12 inches × 2.54 = 30.48 cm. To convert centimeters to inches, divide by 2.54. One foot (12 inches) equals exactly 30.48 cm.
More Free Calculators
$
Salary CalculatorConvert between annual salary and hourly rate. Adjust hours per week and weeks per year for accurate breakdowns.
%Percentage CalculatorThree handy percentage calculations in one place. Find percentages, reverse-calculate, and compare changes.
÷Tip CalculatorCalculate the tip and split the bill. Choose a preset or enter a custom tip percentage.
∑Compound Interest CalculatorSee how your investments grow over time. Enter your starting amount, monthly contributions, interest rate, and time horizon.
♥BMI CalculatorCalculate your Body Mass Index. Toggle between metric and imperial units to get your BMI category.
⌂Mortgage CalculatorCalculate your monthly mortgage payment and view a full amortization schedule with principal and interest breakdown.
🎂Age CalculatorCalculate exact age or time between any two dates in years, months, and days. Enter your birth date to find your precise age.
🔥Calorie CalculatorCalculate your Basal Metabolic Rate (BMR) and Total Daily Energy Expenditure (TDEE) based on your personal stats and activity level.
💳Loan Payoff CalculatorCalculate your loan payoff timeline and see exactly how much time and money you save with extra payments.
🎓GPA CalculatorCalculate your cumulative GPA on a 4.0 scale. Add your courses with grades and credit hours to see your grade point average.
🏷Discount CalculatorCalculate the sale price after a discount. Enter the original price and discount percentage to see how much you save.
🏛Sales Tax CalculatorCalculate the sales tax amount and total price. Enter the pre-tax price and your local tax rate.
📅Date CalculatorCalculate the number of days between two dates or add/subtract days from a date. See results in days, weeks, and months.
📈Inflation CalculatorCalculate how inflation affects purchasing power over time. See how the value of money changes between any two years.