# 2Multiple Choice37+24=\frac37+\frac24=2628\frac{26}{28}1328\frac{13}{28}2128\frac{21}{28}1528\frac{15}{28}
# 7Multiple Choice45×13=\frac45\times\frac13=215\frac{2}{15}115\frac{1}{15}315\frac{3}{15}415\frac{4}{15}
# 9Multiple Choice25+14=\frac25+\frac14=1220\frac{12}{20}1520\frac{15}{20}1120\frac{11}{20}1320\frac{13}{20}
# 11Multiple Choice54−13=\frac54-\frac13=1112\frac{11}{12}912\frac{9}{12}512\frac{5}{12}712\frac{7}{12}
# 14Multiple Choice25+16=\frac25+\frac16=2030\frac{20}{30}1830\frac{18}{30}1730\frac{17}{30}2530\frac{25}{30}