To convert centimeters to inches, you can use the following formula:
1 inch = 2.54 centimeters
So, to convert 42 cm to inches, you would divide 42 by 2.54:
42 cm ÷ 2.54 = 16.54 inches
Therefore, 42 cm is equal to 16.54 inches.
Real-life example:
Let’s say you have a piece of fabric that measures 42 cm in length. To convert this measurement to inches, you would divide 42 by 2.54:
42 cm ÷ 2.54 = 16.54 inches
So, the fabric is 16.54 inches long.
FAQs:
1. Why do we need to convert units?
Converting units allows us to easily compare measurements in different systems and use them in different contexts. It helps us communicate measurements effectively and accurately.
2. Can I convert units using a calculator?
Yes, you can use a calculator to convert units by simply dividing or multiplying the given value by the conversion factor.
3. Is there a simple way to remember conversion factors?
One common method is to memorize a few key conversion factors, such as 1 inch = 2.54 cm, and use them as reference points for converting between units.
4. Can I convert units without knowing the conversion factor?
While it’s helpful to know the conversion factor, you can always look it up or use online conversion tools to convert units accurately.