Copyright Goodheart-Willcox Co., Inc. May not be reproduced or posted to a publicly accessible website. 84 Math for HVACR 5.9.2 Capacity Measurement Conversions Capacity Measurement Conversion US Customary Multiply by: SI To get: To convert from: fluid ounces 29.573 milliliters fluid ounces 0.02957 liters pints 0.4732 liters quarts 0.9463 liters gallons 3.785 liters SI Multiply by: US Customary To get: To convert from: liters 33.814 fluid ounces liters 2.113 pints liters 1.057 quarts liters 0.2642 gallons Goodheart-Willcox Publisher For the conversion of gallons to liters, the chart shows a multiplier of 3.785. Therefore, to convert 3 gal to liters, the calculation would be as shown here: 3 gal × 3.785 = 11.355 l Thus 3 gallons equals 11.355 liters. To convert liters to gallons, use the multiplier 0.2642. 11.355 l × 0.2642 = 2.99999 gal Thus, 11.355 l equals 2.9999 gal, which can be rounded up to 3 gal. 5.9.3 Weight Measurement Conversions Weight Measurement Conversion US Customary Multiply by: SI To get: To convert from: ounces 28.349 grams ounces 0.028349 kilograms pounds 453.59 grams pounds 0.4536 kilograms SI Multiply by: US Customary To get: To convert from: grams 0.03527 ounces grams 0.002205 pounds kilograms 35.274 ounces kilograms 2.2046 pounds Goodheart-Willcox Publisher