Exactly three millimeters.
63.83 millimeters
Three decimeters is 300 millimeters.
9.525 millimeters.
76 millimeters is about three inches.
840 square millimeters or 1.3 square inch.
3 kilometers = 3,000,000 millimeters
3 inches = 76.2 millimeters
3 miles = 4,828,032 millimeters
Three thousand and seventy millimeters.
There are 19.05 millimeters in three fourths of an inch.
3 meters=3,000 millimeters