Kugawa kusanafike kuphatikiza

Yambani ndi masamu osavuta: $\displaystyle 45 + 285 \div 3$. Dinani kuti mufufute. Lembani 45, dinani , lembani 285, dinani , lembani 3, ndipo dinani . Kalukuleta imayamba ndi kugawa kenako imaphatikiza 45. Yankho ndi 140..

▶ Onani sitepe iyi mu vidiyo (16:55)