Here is how to convert 520 mm to inches. We will give you the fractional answer, the decimal answer, and illustrate the answer on our tape measure.
One millimeter is equal to 5/127 inches, and 520 as a fraction is 520/1. Therefore, to get the fractional answer to 520 mm in inches, we multiply 520/1 by 5/127 and simplify if necessary.
cm × 5/127 = inches
520/1 × 5/127 = inches
520/1 × 5/127 = 20 60/127
520/1 mm = 20 60/127 inches
520 mm = 20 60/127 inches
As promised above, we also have the answer to 520 mm in inches in decimal form. Although the fractional answer above is exact, the decimal answer may be rounded if necessary:
20 60/127 ≈ 20.4724409448819
20 60/127 ≈ 20.47244
520 mm ≈ 20.47244 inches
Our image below shows 520 mm on a tape measure. The top row of the tape measure is inches, and each mark on the bottom row is 1 millimeter (10 millimeter marks equal 1 centimeter).
As you can see, we drew a red line where 520 mm and 20.47244 inches meet on the measuring tape.
Millimeters to Inches Calculator
Here you can convert another length in millimeters to inches.
What is 520.1 mm in inches?
Here is another inches to millimeters calculation that we have done for you.