Tonnes to grams converter
Grams (g)
1 tonne = 1,000,000 grams
How to convert tonnes to grams
g = t × 1000000
Multiply the number of tonnes by 1000000 to get grams. Going the other way, divide by 1000000 (or multiply by 0.000001).
One tonne is exactly defined as 1000000 grams (to 12 significant figures), and one gram is 0.000001 tonnes.
Worked examples
- Convert 5 tonnes: 5 × 1000000 = 5,000,000 5,000,000 grams.
- Convert 12.5 tonnes: 12.5 × 1000000 = 12,500,000 12,500,000 grams.
- Convert 250 tonnes: 250 × 1000000 = 250,000,000 250,000,000 grams.
Quick-reference table
| 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 |
| 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 |
Related conversions
Frequently asked questions
How many grams are in 1 tonne?
1 tonne equals 1,000,000 grams.
What is the formula to convert tonnes to grams?
Use g = t × 1000000. Multiply the number of tonnes by 1000000 to get grams. Going the other way, divide by 1000000 (or multiply by 0.000001).
What is 100 tonnes in grams?
100 tonnes is 100,000,000 grams.