Evaluate your results of your conversions/ measures calculating it in this program. Imput with values in millimeter, fractional inch or milesimal in the indicated cell of the correct spreadsheet. Take care to separate the integer part from the decimal part, or fraction, of the number in the adequate cells. The corresponding dimensions in fractional inch (fractionated), milesimal and millimeter will be shown with the corresponding text.
In the screen below, click in the botton: Click to Edit and imput the value (still in Portuguese)