I don't use sheet metal at all, so I'm only guessing here...
But I think the "3.2" defines the way the number is displayed with the ".2" being the number of decimal places. So you could try changing that to "3.0".
Lenovo ThinkPad W540, Win7, 16GB. Developing in: Java | C | KF
Production: [NX188.8.131.52 MP11 64bit] Testing: [NX184.108.40.206 MP1]