Fractions Quiz Authors - Annie Nikolova, Iliana Hristova and Nadia Rashkova from "Anton Strashimirov", Burgas, Bulgaria Problem 1. Select the group that all fractions are proper. Problem 2. $\frac{a}{7}$ is a proper fraction, when $a$ is: 2; 5; 6; 1; 8; 3; 0; 1; 5; 4; 9; 12. Problem 3. Represent the fraction $\frac{32}{11}$ as a mixed number. Problem 4. The mixed number $9\frac{7}{8}$ equals: $\frac{79}{7}$ $\frac{71}{8}$ $\frac{79}{8}$ $\frac{24}{8}$ Problem 5. Which fraction is equal to $\frac{7}{8}$? $\frac{14}{24}$ $\frac{21}{24}$ $\frac{35}{48}$ $\frac{21}{32}$ Problem 6. Which group of fractions can have 40 as a common denominator? $\frac{1}{2}$; $\frac{3}{4}$; $\frac{5}{7}$ $\frac{5}{7}$; $\frac{1}{8}$; $\frac{3}{4}$ $\frac{1}{2}$; $\frac{3}{4}$; $\frac{1}{8}$ $\frac{3}{4}$; $\frac{1}{12}$; $\frac{1}{8}$ Problem 7. The fraction $\frac{24}{72}$ equals to: $\frac{12}{36}$ $\frac{8}{24}$ $\frac{1}{3}$ $\frac{1}{9}$ Problem 8. Calculate the expression $\frac{20 + 4\cdot 3}{120}$ $\frac{5}{2}$ $\frac{3}{5}$ $\frac{4}{15}$ $\frac{16}{60}$