spreadsheets

spreadsheets

1. benefits

   • when data changes, formula automatically recalculate
   • charts and graphs can be drawn and edited
   • computers don't make mathematical errors
   • GIGO
   • you can change information in the model to make 'what if' predictions

2. formulas

   • a formula is an expression which calculates the value of a cell

3. formatting

   • when we format a cell, we change the appearance of the number without changing the number itslef

Images and files in the map