## Basic College Mathematics (10th Edition)

40 mm to mPut the unit for the answer (meters) in the numerator of the unit fraction; put the unit you want to change (mm) in the denominator. Unit Fraction equivalent to 1 = $\frac{1 meters}{1000 millimeter}$ Multiply 40 mm times the unit fraction. 40 mm * $\frac{1 meters}{1000 millimeter}$ = 0.04 m