Popular Unit Conversions
Length Conversions
Feet to Meters: 1 foot = 0.3048 meters. Multiply by 0.3048. 10 ft = 3.05 m
Inches to cm: 1 inch = 2.54 cm. Multiply by 2.54. 12 in = 30.48 cm
Miles to km: 1 mile = 1.609 km. Multiply by 1.609. 5 mi = 8.05 km
Meters to Feet: 1 meter = 3.281 ft. 10 m = 32.81 ft
Weight Conversions
Pounds to kg: 1 lb = 0.4536 kg. 150 lb = 68.04 kg
Ounces to grams: 1 oz = 28.35 g. 8 oz = 226.8 g
kg to Pounds: 1 kg = 2.205 lb. 75 kg = 165.35 lb
Temperature Conversions
Fahrenheit to Celsius: (°F − 32) × 5/9 = °C. 68°F = 20°C
Celsius to Fahrenheit: (°C × 9/5) + 32 = °F. 25°C = 77°F
Celsius to Kelvin: °C + 273.15 = K. 25°C = 298.15 K
Volume Conversions
Gallons to Liters: 1 gal = 3.785 L. 5 gal = 18.93 L
Cups to mL: 1 cup = 236.6 mL. 2 cups = 473 mL
Tablespoons to tsp: 1 tbsp = 3 tsp. 4 tbsp = 12 tsp
Area Conversions
Square feet to m²: 1 ft² = 0.0929 m². 100 sq ft = 9.29 m²
Acres to hectares: 1 acre = 0.4047 ha. 10 acres = 4.047 ha
Speed Conversions
Mph to km/h: 1 mph = 1.609 km/h. 60 mph = 96.56 km/h
Knots to mph: 1 knot = 1.151 mph. 20 kn = 23.02 mph