Calorie to Kilocalorie Converter
無料エネルギー換算ツール, ジュール、カロリー、キロワット時、BTUを瞬時に換算
1Calorie=0.001Kilocalorie
1 Kilocalorie = 1000 Calorie
Calorie
- Symbol
- cal
- System
- Metric/Imperial
- Dimension
- Various
Kilocalorie
- Symbol
- kcal
- System
- Metric/Imperial
- Dimension
- Various
Quick Reference Table
| Calorie | Kilocalorie | Kilocalorie | Calorie |
|---|---|---|---|
| 1 | 0.001 | 1 | 1000 |
| 2 | 0.002 | 2 | 2000 |
| 3 | 0.003 | 3 | 3000 |
| 5 | 0.005 | 5 | 5000 |
| 10 | 0.01 | 10 | 10000 |
| 25 | 0.025 | 25 | 25000 |
| 50 | 0.05 | 50 | 50000 |
| 100 | 0.1 | 100 | 100000 |
| 500 | 0.5 | 500 | 500000 |
| 1000 | 1 | 1000 | 1000000 |
Conversion Formula
Kilocalorie = Calorie × 0.001
Calorie = Kilocalorie × 1000
Factors are from BIPM SI brochure and NIST SP 811, stored unrounded and computed via a base unit. Reverse factor is 1 ÷ 0.001.
How to convert Calorie to Kilocalorie
Multiply the value in calorie by 0.001 to get kilocalorie. For example, 5 Calorie = 0.005 Kilocalorie. All results in the エネルギー converter update instantly as you type, so you can see every unit at once without manual math.
Common mistakes
Do not round the factor to 0.00 too early — keep full precision until the final display. For エネルギー, always verify critical calculations (medicine, engineering) with a second source.
FAQ
- How many Kilocalorie in 1 Calorie?
- 1 Calorie = 0.001 Kilocalorie.
- How many Calorie in 1 Kilocalorie?
- 1 Kilocalorie = 1000 Calorie.
- What is the source?
- BIPM/NIST via OmniConverter base-unit engine. Source table and formula above are exact.
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