calories to kilojoules
Convert calorie (small) to kilojoule — instant, free, with the formula shown.
1 cal=0.004184 kJ
How to convert calorie (small) to kilojoule
To convert calorie (small) to kilojoule, multiply by 0.004184:
kJ = cal × 0.004184
For example, 10 cal × 0.004184 = 0.04184 kJ.
cal to kJ conversion table
| calories (cal) | kilojoules (kJ) |
|---|---|
| 1 cal | 0.004184 kJ |
| 2 cal | 0.008368 kJ |
| 5 cal | 0.02092 kJ |
| 10 cal | 0.04184 kJ |
| 25 cal | 0.1046 kJ |
| 50 cal | 0.2092 kJ |
| 100 cal | 0.4184 kJ |
| 250 cal | 1.046 kJ |
| 500 cal | 2.092 kJ |
| 1000 cal | 4.184 kJ |
Other calorie (small) conversions
Convert to kilojoule from another unit
cal to kJ — frequently asked
How many kilojoules are in 1 calorie (small)?
1 calorie (small) = 0.004184 kilojoules (cal × 0.004184 = kJ).
What is the formula to convert calorie (small) to kilojoule?
Multiply your calorie (small) value by 0.004184 to get kilojoule.
How do I convert 10 calories to kilojoules?
10 cal = 0.04184 kJ. For 100 cal the answer is 0.4184 kJ. Use the calculator on this page for any other value.