 <translate> Jimlar lambobi bakwai = 7X9 = 63 Jimlar lambobi 3 na farko da na karshe 3 = 3 X 7 + 3 X 11 = 54 Lambar da ke tsakiya ita ce (63 - 54) = 9 Amsar ƙarshe: (C). <ibo> Ọnụ ọgụgụ nke nọmba asaa = 7X9 = 63 Nchịkọta nke ọnụọgụ atọ mbụ na nke atọ ikpeazụ bụ = 3 X 7 + 3 X 11 = 54 N'ihi ya, nọmba dị n'etiti bụ (63 - 54) = 9 Azịza ya bụ: (C). 