How do you convert inches to mm?

Answer:

To convert inches to mm, multiply inches by 25.4. To convert mm to inches, divide mm by 25.4.
Easy to do. There are about 25.4 mm in one inch. Therefore, use this formula to convert inches to millimeters: inches x 25.4 = mm

First answer by ID1290355527. Last edit by Hiramito. Contributor trust: 755 [recommend contributor recommended]. Question popularity: 2 [recommend question].