a) 5dam223m2 = 5 $dam^{2}$ + $\frac{23}{100}$ $dam^{2}$ = 5 $\frac{23}{100}$ $dam^{2}$
b) 16dam2 91m2 = 16 $dam ^{2}$+ $\frac{91}{100}$ $dam^{2}$ = 16 $\frac{91}{100}$ $dam^{2}$
c) 32dam2 5m2 = 32 $dam ^{2}$ + $\frac{5}{100}$ $dam^{2}$ = 32 $\frac{5}{100}$ $dam^{2}$