To convert centimeters (cm) to inches (in), you can use the following formula:
1 cm = 0.393701 in
Here’s a step-by-step guide on how to convert cm to inches:
1. Determine the number of centimeters you want to convert.
2. Multiply the number of centimeters by 0.393701 to get the equivalent length in inches.
For example, let’s say you have 20 cm that you want to convert to inches:
20 cm x 0.393701 in/cm = 7.87402 in
So, 20 cm is equal to 7.87402 inches.
FAQs:
1. How do I convert cm to inches without a calculator?
You can use the conversion factor of 1 cm = 0.393701 in and multiply the number of centimeters by this factor to get the equivalent length in inches.
2. Can I convert inches to centimeters using the same formula?
Yes, you can convert inches to centimeters using the formula: 1 in = 2.54 cm. Just multiply the number of inches by 2.54 to get the equivalent length in centimeters.
3. Why do we need to convert units of measurement?
Converting units of measurement allows us to compare and work with different quantities in a standardized way. It helps in making accurate calculations and understanding the relationship between different units.