Numbers Notation and format used in different countries

Calculators use American Notation for numbers for inputs and outputs.

The format uses “,” (comma) to separate millions, thousand, hundreds and “.” (dot) to separate decimal or fraction from the integer number.

For example, 10,453,778,005.08 is equal to Ten billion and four hundred fifty-three million and seven hundred seventy-eight thousand and five and eight hundredths.