Here is how to convert 42.9 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 42.9 as a fraction is 429/10. Therefore, to get the fractional answer to 42.9 mm in inches, we multiply 429/10 by 5/127 and simplify if necessary.
cm × 5/127 = inches
429/10 × 5/127 = inches
429/10 × 5/127 = 1 175/254
429/10 mm = 1 175/254 inches
42.9 mm = 1 175/254 inches
As promised above, we also have the answer to 42.9 mm in inches in decimal form. Although the fractional answer above is exact, the decimal answer may be rounded if necessary:
1 175/254 ≈ 1.68897637795276
1 175/254 ≈ 1.68898
42.9 mm ≈ 1.68898 inches
Our image below shows 42.9 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 42.9 mm and 1.68898 inches meet on the measuring tape.
Millimeters to Inches Calculator
Here you can convert another length in millimeters to inches.
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