Guides by trade
The calculations that count
Formulas, worked examples and costly mistakes, for production, construction and services.
Production
- Work out your cost price, piece by piece
- Your cost price per kilo (or per litre)
- What does a loaf really cost you?
Construction
- Your price per m², based on your real output
- Price per m² for a tiled roof: the full calculation
- The output that makes (or breaks) your margin