59.00 yuan is divided into units.

If 58.995 yuan is accurate to 59 yuan, it will be accurate to Yuan, with 2 significant figures reserved.

If 58.995 yuan is accurate to 59.99 yuan = 59.999 cm, accurate to cm, there are four significant figures.

If it's a primary school, you don't need it, but it needs to be accurate to which unit.