A weight of 300 grams is equal to roughly 0.66 pounds. One can convert grams to pounds by multiplying by a conversion factor of 0.00220462.
One gram is the equivalent to 0.00220462 pounds. Therefore, when a weight is given in grams and needs to be converted into pounds, the weight in grams needs to be multiplied by 0.00220462. Using this conversion factor it is a very simple calculation to convert 300 grams to pounds. The result of multiplying 300 grams by 0.00220462 is 0.66 pounds. Many resources are available on the Internet to assist with making these types of unit conversions.