Grams to tonnes converter
Tonnes (t)
1 gram = 0.000001 tonnes
How to convert grams to tonnes
t = g × 0.000001
Multiply the number of grams by 0.000001 to get tonnes. Going the other way, divide by 0.000001 (or multiply by 1000000).
One gram is exactly defined as 0.000001 tonnes (to 12 significant figures), and one tonne is 1000000 grams.
Worked examples
- Convert 5 grams: 5 × 0.000001 = 0.000005 0.000005 tonnes.
- Convert 12.5 grams: 12.5 × 0.000001 = 0.0000125 0.0000125 tonnes.
- Convert 250 grams: 250 × 0.000001 = 0.00025 0.00025 tonnes.
Quick-reference table
| g | t |
|---|---|
| 1 | 0.000001 |
| 2 | 0.000002 |
| 3 | 0.000003 |
| 5 | 0.000005 |
| 10 | 0.00001 |
| 15 | 0.000015 |
| 20 | 0.00002 |
| 25 | 0.000025 |
| 50 | 0.00005 |
| 75 | 0.000075 |
| 100 | 0.0001 |
| 1,000 | 0.001 |
| t | g |
|---|---|
| 1 | 1,000,000 |
| 2 | 2,000,000 |
| 3 | 3,000,000 |
| 5 | 5,000,000 |
| 10 | 10,000,000 |
| 15 | 15,000,000 |
| 20 | 20,000,000 |
| 25 | 25,000,000 |
| 50 | 50,000,000 |
| 75 | 75,000,000 |
| 100 | 100,000,000 |
| 1,000 | 1,000,000,000 |
Related conversions
Frequently asked questions
How many tonnes are in 1 gram?
1 gram equals 0.000001 tonnes.
What is the formula to convert grams to tonnes?
Use t = g × 0.000001. Multiply the number of grams by 0.000001 to get tonnes. Going the other way, divide by 0.000001 (or multiply by 1000000).
What is 100 grams in tonnes?
100 grams is 0.0001 tonnes.