Convert Calorie (cal) to Kilojoule (kJ)
To convert Calorie to Kilojoule, multiply the value by 0.004184. For example, 1 Calorie = 0.004184 kJ and 10 Calorie = 0.04184 kJ. Both Calorie and Kilojoule are units of Energy. Enter any value above for an instant, accurate result.
One Calorie equals 0.004184 kJ.
Use the formula: kJ = cal × 0.004184.