Final answer:
To convert the weight of a deer from grams to kilograms, divide the weight in grams (78,900) by 1,000, since there are 1,000 grams in a kilogram. This results in the deer weighing 78.9 kilograms.
Step-by-step explanation:
To convert the weight of a large deer from grams to kilograms, you can use the fact that 1 kilogram is equal to 1,000 grams. So to find out how much 78,900 grams is in kilograms, you need to divide the number of grams by 1,000.
Step 1: Identify the total weight in grams given, which is 78,900 grams.
Step 2: Use the conversion factor where 1 kg = 1,000 g.
Step 3: Perform the division: 78,900 grams ÷ 1,000 grams/kg = 78.9 kilograms.
Therefore, a large deer weighing 78,900 grams weighs 78.9 kilograms.