How many millimeters is 1/8 inches? The answer to this question is 1/8 of an inch equals 3.175 millimeters.
Converting 1/8 inches to millimeters can be done in two steps. First, we need to convert the fraction 1/8 inches to decimal inches, and then convert the decimal inches to decimal millimeters.
To convert 1/8 inches from a fraction to a decimal, we simply divide the numerator 1 by the denominator 8 to get a decimal inch of 0.125 inches.
Then, we need to understand that one inch is equal to 25.4 millimeters, so 0.125 inch multiply by 25.4, we can get the answer of decimal inch to millimeters.
The answer and the calculation process will be listed below to clearly show you how to convert 1/8 inch to mm.
1/8 in = 0.125 in
0.125 in = 0.125 in × 25.4 = 3.175 mm