How many 100g in 3 kg?

To convert kilograms to grams, you need to multiply by 1000 since there are 1000 grams in a kilogram. Therefore, 3 kilograms is equal to 3000 grams. To find out how many 100g are in 3 kg, you need to divide 3000 grams by 100g, which equals 30. So, there are 30 units of 100g in 3 kg.