Kilograms to grams converter
Grams (g)
1 kilogram = 1,000 grams
How to convert kilograms to grams
g = kg × 1000
Multiply the number of kilograms by 1000 to get grams. Going the other way, divide by 1000 (or multiply by 0.001).
One kilogram is exactly defined as 1000 grams (to 12 significant figures), and one gram is 0.001 kilograms.
Worked examples
- Convert 5 kilograms: 5 × 1000 = 5,000 5,000 grams.
- Convert 12.5 kilograms: 12.5 × 1000 = 12,500 12,500 grams.
- Convert 250 kilograms: 250 × 1000 = 250,000 250,000 grams.
Quick-reference table
| kg | g |
|---|---|
| 1 | 1,000 |
| 2 | 2,000 |
| 3 | 3,000 |
| 5 | 5,000 |
| 10 | 10,000 |
| 15 | 15,000 |
| 20 | 20,000 |
| 25 | 25,000 |
| 50 | 50,000 |
| 75 | 75,000 |
| 100 | 100,000 |
| 1,000 | 1,000,000 |
| g | kg |
|---|---|
| 1 | 0.001 |
| 2 | 0.002 |
| 3 | 0.003 |
| 5 | 0.005 |
| 10 | 0.01 |
| 15 | 0.015 |
| 20 | 0.02 |
| 25 | 0.025 |
| 50 | 0.05 |
| 75 | 0.075 |
| 100 | 0.1 |
| 1,000 | 1 |
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Frequently asked questions
How many grams are in 1 kilogram?
1 kilogram equals 1,000 grams.
What is the formula to convert kilograms to grams?
Use g = kg × 1000. Multiply the number of kilograms by 1000 to get grams. Going the other way, divide by 1000 (or multiply by 0.001).
What is 100 kilograms in grams?
100 kilograms is 100,000 grams.