문제 1선택형34×25=?\frac34\times\frac25=?43×52=?110\frac{1}{10}101210\frac{2}{10}102310\frac{3}{10}103410\frac{4}{10}104
문제 2선택형67×512=?\frac67\times\frac{5}{12}=?76×125=?414\frac{4}{14}144514\frac{5}{14}145614\frac{6}{14}146714\frac{7}{14}147
문제 3선택형712×914=?\frac{7}{12}\times\frac{9}{14}=?127×149=?18\frac188128\frac288238\frac388348\frac4884
문제 4선택형1315×912=?\frac{13}{15}\times\frac{9}{12}=?1513×129=?1320\frac{13}{20}20131120\frac{11}{20}2011920\frac{9}{20}209720\frac{7}{20}207