To convert 1 1/4 inch to mm, you can follow these steps:
1. Start by converting the whole number part of the measurement. 1 inch is equal to 25.4 mm.
So, 1 inch = 1 x 25.4 mm = 25.4 mm
2. Next, convert the fractional part of the measurement. 1/4 inch is equal to 6.35 mm.
So, 1/4 inch = 1/4 x 25.4 mm = 6.35 mm
3. Add the two results together to get the final conversion:
25.4 mm + 6.35 mm = 31.75 mm
Therefore, 1 1/4 inch is equal to 31.75 mm.
Real-life example:
If you have a ruler that measures 1 1/4 inches and you want to convert it to millimeters, you would follow the steps above. By converting 1 inch to 25.4 mm and 1/4 inch to 6.35 mm, you would find that the ruler measures 31.75 mm in total.
FAQs:
1. Why do we need to convert units?
Converting units allows us to compare measurements in different systems and make calculations more easily.
2. Can I use a conversion chart instead of calculating the conversion?
Yes, you can use a conversion chart to quickly find the equivalent values, but understanding the calculation process can be helpful for more complex conversions.
3. Is there a shortcut for converting inches to millimeters?
One common shortcut is to remember that 1 inch is approximately equal to 25.4 mm, which can be used for quick estimations.