 <translate> Gwanin guinea na biyu ya ci 2 x 2 = 4 kofuna na abinci. Dabbar guinea ta uku ta ci 4 + 3 = kofuna 7 na abinci. Saboda haka, Rollo yana buƙatar jimlar 2 + 4 + 7 = kofuna 13 na abinci don aladun guinea. Saboda haka amsar karshe ita ce 13. <ibo> Onye nke abụọ na-eri 2 x 2 = 4 iko nri. Onye nke atọ na-eri 4+3= 7 iko nri. Ya mere, Rollo chọrọ ngụkọta nke iko nri 2 + 4 + 7 = 13 maka oke bekee. Ya mere, azịza ikpeazụ bụ 13. 