
Here is how to convert 429.7 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 429.7 as a fraction is 4297/10. Therefore, to get the fractional answer to 429.7 mm in inches, we multiply 4297/10 by 5/127 and simplify if necessary.
cm × 5/127 = inches
4297/10 × 5/127 = inches
4297/10 × 5/127 = 16 233/254
4297/10 mm = 16 233/254 inches
429.7 mm = 16 233/254 inches
As promised above, we also have the answer to 429.7 mm in inches in decimal form. Although the fractional answer above is exact, the decimal answer may be rounded if necessary:
16 233/254 ≈ 16.9173228346457
16 233/254 ≈ 16.91732
429.7 mm ≈ 16.91732 inches
Our image below shows 429.7 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 429.7 mm and 16.91732 inches meet on the measuring tape.
Millimeters to Inches Calculator
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