To convert kilograms to grams, you can use the conversion ratio of 1,000 grams per kilogram.
To find out how many grams are equal to 2.75 kilograms, you multiply:
\[ 2.75 , \text{kilograms} \times 1,000 , \text{grams/kilogram} = 2,750 , \text{grams} \]
Therefore, 2.75 kilograms is equal to 2,750 grams.