Travel Unit Conversion Guide

Why Learn Unit Conversion?

When traveling abroad, you'll encounter miles, Fahrenheit, pounds. Not knowing conversions can lead to buying wrong amounts, setting wrong temperatures, misunderstanding speed limits.

Length Conversion Quick Reference

• 1 inch = 2.54 cm
• 1 foot = 30.48 cm
• 1 mile = 1.609 km
• 1 meter = 3.281 feet

Temperature Conversion

F to C: °C = (°F - 32) × 5/9. Quick estimate: subtract 30, divide by 2. E.g., 86°F ≈ (86-30)/2 = 28°C.

Weight and Volume

• 1 pound = 0.454 kg
• 1 ounce = 28.35 g
• 1 gallon (US) = 3.785 L
• 1 gallon (UK) = 4.546 L

Speed Units by Country

Most countries use km/h; the US uses mph. Speed limit 100km/h ≈ 62mph. Always check your rental car's speedometer unit.

FAQ

What conversions do travelers need?

Temperature, distance, weight, liquids, and currency.

US vs UK gallons?

US gallon ≈ 3.785L; UK gallon ≈ 4.546L — a 20% difference.