MM → Inches
297 mm to inches
297 millimeters equals 11.692913 inches — or about 11 11/16" (nearest 1/16″).
Decimal
11.6929 in
Fraction
11 11/16"
Centimeters
29.7 cm
Feet
0.9744 ft
mm
11.692913
in≈ 11 11/16" (nearest 1/16)
1 in = 25.4 mm · tolerance ±0.0001
Formula
To convert mm to inches, divide by 25.4:
inches = mm ÷ 25.4
inches = 297 ÷ 25.4 = 11.692913
Why 297 mm = 11.6929 in
Since 1 inch is defined as exactly 25.4 millimeters, 297 mm converts to 11.692913 inches. Rounded to the nearest 1/16″ that's 11 11/16", which is what you'd read off a standard imperial ruler.