To convert 2 1/2 inches to millimeters, you can follow these steps:
1. Start by knowing the conversion factor: 1 inch is equal to 25.4 millimeters.
2. Convert the whole number part first: 2 inches x 25.4 mm/inch = 50.8 mm
3. Convert the fraction part: 1/2 inch x 25.4 mm/inch = 12.7 mm
4. Add the two results together: 50.8 mm + 12.7 mm = 63.5 mm
Therefore, 2 1/2 inches is equal to 63.5 millimeters.
Real-life example:
If you have a ruler that measures in inches and you want to know the equivalent measurement in millimeters, you can use the conversion factor to easily convert the values. For instance, if you have a pencil that is 2 1/2 inches long, you can convert it to millimeters to get a more precise measurement.
FAQs:
1. Why do we need to convert units?
Converting units allows us to compare and work with measurements in different systems, making it easier to communicate and understand values in various contexts.
2. Can I use a calculator to convert units?
Yes, you can use a calculator to perform the calculations for unit conversions, especially when dealing with complex values or multiple conversions.
3. What is the importance of knowing unit conversions?
Understanding unit conversions is crucial in fields like science, engineering, and mathematics, where accurate measurements and calculations are essential for solving problems and making informed decisions.