The steps lets you change the way Workbench displays numbers in specific columns, without changing the underlying data.
Choose columns of numbers
Select the format you want to display numeric values in
Available formats:
Decimal, fixed precision: 1,500.00
Decimal: 1,500.0012
Decimal, no comma: 1500,0012
Integer: 1,500
Integer, no comma: 1500
Currency: $1,500
Percentage: 15,0%