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Kilocalories to Kilojoules Chart and Formula

1 Kilocalories =
4.184 Kilojoules
kcal × 4.184 = kJ
Kilocalories (kcal)Kilojoules (kJ)
1 kcal4.184 kJ
2 kcal8.368 kJ
3 kcal12.552 kJ
4 kcal16.736 kJ
5 kcal20.92 kJ
10 kcal41.84 kJ
20 kcal83.68 kJ
50 kcal209.2 kJ
100 kcal418.4 kJ

Formula

kJ = kcal × 4

Use the interactive Kilocalories to Kilojoules Converter →