To convert 40 cm to inches, you can use the following formula:
inches = cm / 2.54
Step by step instructions:
1. Write down the given value in centimeters, which is 40 cm.
2. Divide the value by 2.54 (since 1 inch is equal to 2.54 cm).
3. Perform the division to get the equivalent value in inches.
Calculation:
inches = 40 cm / 2.54
inches = 15.75 inches
Real-life example:
Let’s say you have a ruler that measures in centimeters, and you want to know how many inches a 40 cm length is. By using the conversion formula, you can determine that 40 cm is equivalent to 15.75 inches.
FAQs:
1. Why do we need to convert units?
Converting units allows us to compare and work with different measurements easily. It helps in making calculations and understanding measurements in a more familiar unit.
2. Can I convert any unit to another unit using the same formula?
No, the conversion formula varies depending on the units being converted. It is essential to know the conversion factor between the two units to accurately convert them.
3. Is there a shortcut to convert cm to inches?
Yes, you can remember that 1 inch is approximately equal to 2.54 cm. So, to convert cm to inches, you can divide the value by 2.54.