Question

edmund purchased 8/9 acre of land in one year and 5/9 acre the next year. he planted rice 7/9 acre of the land and corn on the remainder. How much land is planted for corn?

Answer 1

total land purchase = $\frac{8}{9}+\frac{5}{9}=\frac{13}{9}$ arc

rice are planted = $\frac{7}{9}$ arc

corn planted = total land purchase - rice are planted

=$\frac{13}{9}-\frac{7}{9}$

=$\frac{6}{9}\\\frac{2}{3}$