Imperial to Metric

• 1 inch = 2.54 centimetres
• 1 foot = 30 centimetres
• 1 mile = 1.6 kilometres
• 1 ounce = 28 grams
• 1 pound = 454 grams
• 1 pint = 0.6 litres
• 1 gallon = 4.6 litres

Metric to Imperial

• 1 millimetre = 0.04 inches
• 1 centimetre = 0.4 inches
• 1 metre = 3 feet 3 inches
• 1 kilometre = 0.6 miles
• 1 gram = 2.24 pounds
• 1 litre = 1.8 pints