Numbers. There should be no digits in the source text because they can cause problems when read aloud. The way a number is read depends on context and might introduce confusion in the dataset. For example, the number “2409” could be accurately read as both “twenty-four zero nine” and “two thousand four hundred nine”.
Izinombolo. Akufanelanga kube nezinombolo emthonjeni obhaliwe ngoba zingadala izinkinga uma zifundelwa phezulu. Indlela ekufundwa ngayo inombolo ihambelana nomongo, lokhu kungadala indida emthonjeni. Isibonelo, inombolo u "2409" ingafundwa ngezindlela ezimbili, "Amashumi amabili nane - iqanda nesishiyagalolunye" kanye "Izinkulungwane ezimbili namakhulu amane nesishiyagalolunye."