 <translate> Bayan sababbin ɗalibai 20 suka shiga ajin a farkon shekarar makaranta, adadin ɗalibai ya ƙaru zuwa 160 + 20 = 180. Duk da haka, a ƙarshen shekara, ɗalibai 1 / 3 * 180 = 60 sun canja daga makarantar. Adadin ɗaliban da suka rage a makarantar a ƙarshen shekara shine 180 - 60 = 120. Amsar ita ce 120. <ibo> Mgbe ụmụ akwụkwọ ọhụrụ 20 sonyeere klas ahụ ná mmalite afọ akwụkwọ, ọnụ ọgụgụ ụmụ akwụkwọ mụbara ruo 160 + 20 = 180. Ma, mgbe afọ ahụ gwụrụ, otu ụzọ n'ụzọ atọ n'ime otu narị na iri asatọ n'ime ha bụzi iri isii. Ọnụ ọgụgụ ụmụ akwụkwọ fọdụrụ n'ụlọ akwụkwọ ahụ na ngwụsị afọ bụ 180 - 60 = 120. Ya mere, azịza ya bụ 120. 