How to Convert Length Units using a Conversion Factor
For example, to convert between ft and m,
conversion factor is 1 ft = approx 0.305 m
To convert feet to meters, multiply by 0.305:
ft x 0.305 = m
3 ft x 0.305 = 0.914 m
To convert meters to feet, divide by 0.305:
m / 0.305 = ft
3 m / 0.305 = 9.84 ft
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Convert Weight Units using a Conversion Factor
For example, to convert between lb and kg,
conversion factor is 1 lb = approx 0.454 kg
To convert pounds to kilograms, multiply by 0.454:
lb x 0.454 = kg
3 lb x 0.454 = 1.36 kg
To convert kg to lb, divide by 0.454:
kg / 0.454 = lb
3 kg / 0.454 = 6.61 lb
Convert Volume Units using a Conversion Factor
For example, to convert between quarts and liters,
conversion factor is 1 qt = approx 0.946 l
To convert quarts to liters, multiply by 0.946:
qt x 0.946 = l
3 qt x 0.946 = 2.84 l
To convert l to qt, divide by 0.946:
l / 0.946 = qt
3 l / 0.946 = 3.17 qt
Learn how to convert temperatures
Formula for conversion from celsius to fahrenheit:
°F = ((9/5) x °C) + 32
Formula for conversion from fahrenheit to celsius:
°C = (5/9) x (°F-32)
What is 80 °F in °C?
°C = (5/9) x (80-32) = (0.556) * (48) = 26.7 °C
What is -40 °C in °F?
°F = ((9/5) x -40) + 32 = (-72) + 32 = -40 °F
so, -40 °C = -40 °F, an interesting coincidence!