12m = 12,000mm
12m is 12,000mm
12 meters=12,000 millimeters
Not unless m = n.
Assuming you mean 12m + 12n, you can use the distributive property to take out the common factor 12.
12(m+n)
1 mm is equal to 01 mm.
yes too answer can equal zero. for example: 12m added to 24 equals zero.
No mm equal a gallon. - Gallon is volume, mm is length.
167 mm in mm is 167 mm.
One mm is equal to about 0.0393 inches.One inch is equal to 25.4 mm
1 cm is equal to 10 mm.