
Here is how to convert 522 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 522 as a fraction is 522/1. Therefore, to get the fractional answer to 522 mm in inches, we multiply 522/1 by 5/127 and simplify if necessary.
cm × 5/127 = inches
522/1 × 5/127 = inches
522/1 × 5/127 = 20 70/127
522/1 mm = 20 70/127 inches
522 mm = 20 70/127 inches
As promised above, we also have the answer to 522 mm in inches in decimal form. Although the fractional answer above is exact, the decimal answer may be rounded if necessary:
20 70/127 ≈ 20.5511811023622
20 70/127 ≈ 20.55118
522 mm ≈ 20.55118 inches
Our image below shows 522 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 522 mm and 20.55118 inches meet on the measuring tape.
Millimeters to Inches Calculator
Here you can convert another length in millimeters to inches.
What is 522.1 mm in inches?
Here is another inches to millimeters calculation that we have done for you.