100 kcal to kJ
Convert 100 kilocalories (food calories) to kilojoules — the answer, the arithmetic and the closest common values, all on one page.
Show your work
100 kcal × 4.184 = 418.4 kJ.
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Questions
What is 100 kilocalories (food calories) in kilojoules?
100 kcal = 418.4 kJ. The arithmetic: 100 kcal × 4.184 = 418.4 kJ.
How precise is this result?
The factor is exact by definition, so the only rounding is the display. Higher precision is available on the kcal to kJ converter page.
What is 100 kJ in kcal?
100 kJ = 23.900574 kcal — the inverse direction.