Unit Converter

Metric System: Based on powers of 10, used worldwide. Examples: meters, kilograms, liters.

Imperial System: Used primarily in the US. Examples: feet, pounds, gallons.

Metric is easier to calculate with due to its decimal base.

Formula: °F = (°C × 9/5) + 32

Example: 20°C = (20 × 9/5) + 32 = 68°F

Reverse: °C = (°F - 32) × 5/9

1 meter = 3.28084 feet (approximately 3.3 feet)

1 foot = 0.3048 meters (approximately 0.3 meters)

Mass: Amount of matter in an object, measured in kilograms (kg). Constant everywhere.

Weight: Force of gravity on mass, measured in newtons (N). Varies by location.

In everyday use, "weight" often refers to mass.

US Gallon: 3.785 liters (used in United States)

Imperial Gallon: 4.546 liters (used in UK, Canada)

The imperial gallon is about 20% larger than the US gallon.