How many Kilocalories are in 1 Calorie?

There are exactly 0.001 Kilocalories (kcal) in 1 Calorie (cal). This means that to find the equivalent in Kilocalories, you multiply your Calorie value by 0.001. This conversion factor is used worldwide in science, engineering, and everyday measurements.

What is 10 Calories in Kilocalories?

10 Calories (cal) is exactly 0.01 Kilocalories (kcal). This is calculated by applying the standard conversion factor: 1 cal = 0.001 kcal.

What is 100 Calories in Kilocalories?

100 Calories (cal) is exactly 0.1 Kilocalories (kcal). This is calculated by applying the standard conversion factor: 1 cal = 0.001 kcal.

How do I convert Kilocalories back to Calories?

To convert Kilocalories to Calories, divide the value in Kilocalories by 0.001. For example, 1 kcal = 1,000 cal. You can also use the swap button on the converter above to instantly switch the conversion direction.

Why would I need to convert Calories to Kilocalories?

Converting Calories to Kilocalories is commonly needed in international trade, travel, academic studies, engineering projects, and everyday tasks where different measurement systems are used. Many countries use different standard units, making this conversion essential for accurate communication and calculations.

Is Calorie bigger than Kilocalorie?

To compare, look at the conversion factor: 1 cal = 0.001 kcal. If the result is greater than 1, then one Calorie is larger than one Kilocalorie. Conversely, 1 kcal = 1,000 cal. Use this relationship to quickly understand the relative size of these two units.

What is the quickest way to convert Calories to Kilocalories?

The quickest way is to multiply your Calories value by 0.001. For a mental math shortcut, remember that 1 cal is approximately 0.001 kcal. Round this factor to a convenient number for rough estimates, or use the UnitShift converter above for exact results instantly.

How accurate is this Calorie to Kilocalorie converter?

This converter uses full floating-point precision (64-bit double precision) for all calculations, ensuring results accurate to approximately 15 significant digits. The conversion factors between Calorie and Kilocalorie are based on internationally recognized standards. For everyday use, scientific work, and engineering applications, this level of precision exceeds typical requirements.

Calorie → Kilocalorie

From

0.001kcal

Conversion Table

Conversion table from Calorie to Kilocalorie
Calorie (cal)	Kilocalorie (kcal)
0.001 cal	0.000001 kcal
0.01 cal	0.00001 kcal
0.1 cal	0.0001 kcal
1 cal	0.001 kcal
2 cal	0.002 kcal
3 cal	0.003 kcal
4 cal	0.004 kcal
5 cal	0.005 kcal
10 cal	0.01 kcal
15 cal	0.015 kcal
20 cal	0.02 kcal
25 cal	0.025 kcal
50 cal	0.05 kcal
100 cal	0.1 kcal
250 cal	0.25 kcal
500 cal	0.5 kcal
1,000 cal	1 kcal
5,000 cal	5 kcal
10,000 cal	10 kcal

Formula

To convert Calories to Kilocalories, divide the value by 1000. For example, 5 cal equals 0.005 kcal. You can also use UnitShift's free online converter above for instant, accurate results without manual calculation.

Calorie → Kilocalorie: divide the value by 1000

1 cal = 0.001 kcal. To convert Calories to Kilocalories, multiply the calorie value by 0.001.

Quick Facts

1 cal

0.001 kcal

1 kcal

1,000 cal

10 cal

0.01 kcal

100 cal

0.1 kcal

How to Convert Calories to Kilocalories

Converting calories to kilocalories is one of the most common energy conversions. Whether you're working with international measurements, academic research, or everyday calculations, understanding the relationship between calories and kilocalories is essential. One calorie (cal) equals exactly 0.001 kilocalories (kcal), and conversely, one kilocalorie equals 1,000 calories.

This conversion is frequently used in nutrition and dietary calorie tracking and electricity consumption and billing. For quick reference: 10 calories = 0.01 kilocalories, and 100 calories = 0.1 kilocalories. Our converter above handles any value instantly, including decimal and negative numbers.

The calorie and kilocalorie are both units of energy. The conversion factor between them is constant, making it straightforward to convert in either direction. Other common applications include fitness and exercise energy expenditure and industrial energy efficiency analysis.

Use the conversion table below for pre-calculated values, or enter any custom number in the converter above. All calculations are performed with full floating-point precision to ensure accuracy for both everyday use and professional applications. Bookmark this page for quick access whenever you need to convert calories to kilocalories.

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