Isibonelo 1
Khetha impendulo elungile
Iwashi lishesha ngemizuzu engu-12 nsuku zonke. Lizobe lihamba phambili ngemizuzu emingaki kunesikhathi esiyiso emva kwezinsuku ezingu-2?
Impendulo elungile: A
Indlela yokuxazulula
Iphutha linyuka ngenani elifanayo nsuku zonke, ngakho vele uphindaphinde: 12 × 2 = imizuzu engu-24.