To convert 68 cm to inches, you can use the following steps:
1. Know the conversion factor: 1 inch is equal to 2.54 cm.
2. Set up a proportion:
1 inch / 2.54 cm = x inches / 68 cm
3. Cross multiply and solve for x:
2.54 * x = 1 * 68
x = 68 / 2.54
x ≈ 26.77 inches
Therefore, 68 cm is approximately equal to 26.77 inches.
Real-life example:
Let’s say you have a piece of fabric that measures 68 cm in length. You want to convert this measurement to inches to better understand its size in a unit you are more familiar with. By using the conversion factor of 1 inch = 2.54 cm, you can determine that the fabric is approximately 26.77 inches long.
FAQs:
1. Why do we need to convert units?
Converting units allows us to compare measurements in different systems and make calculations more easily. It also helps in understanding the size or quantity of something in a more familiar unit.
2. Can I convert units without knowing the conversion factor?
It is possible to convert units without knowing the exact conversion factor, but it may be more challenging and less accurate. It is always recommended to use the correct conversion factor for accurate results.
3. Is there a simple way to remember common conversion factors?
One way to remember common conversion factors is to create mnemonic devices or use conversion charts for quick reference. Practice and repetition can also help in memorizing these factors over time.