Adding and subtracting mixed fractions with unlike denominators

Victor ate $$\frac{1}{4}$$   of a cake. Ron ate $$\frac{1}{2}$$  of it. What fraction of the cake did they eat together?

(a)  

Shelly read her novel for $$\frac{7}{9}$$   hour on Sunday and $$\frac{5}{18}$$   hour on Monday. How many hours did she read in all?

(a)  

3. Kate spent $$\frac{2}{3}$$   of her money on books, $$\frac{1}{6}$$   on pens and $$\frac{1}{6}$$  on chocolate. What fraction of money did she spend in all?

(a)  

4. Candy bought $$6\ \frac{3}{4}$$  gallons of oil in January, $$5\ \frac{1}{8}$$   gallons in February and $$7\ \frac{1}{2}$$   gallons in March. How much oil did she buy in all?

(a)  

Sam has 3 ropes of $$2\ \frac{1}{4}$$  ft, $$3\ \frac{1}{8}$$   ft and $$5\ \frac{1}{4}$$  ft of length. What is the total length of all the ropes?

(a)  

Richard bought 5/7 lb of apples and Mike bought 9/14 lb. Who bought more and by what fraction?

(a)  

Shelly lives $$1\ \frac{5}{7}$$   miles away from a park. Maria lives $$1\ \frac{3}{4}$$  miles away from the same park. Who lives farther from the park and by what fraction?

(a)  

Ashley finished $$\frac{6}{7}$$   of her homework and Angelina $$\frac{2}{3}$$  of the same. Who did more work and by what fraction?

(a)  

Baldwin had $$13\ \frac{1}{2}$$   lbs of rice. He sold $$7\ \frac{1}{3}$$   lbs on one day $$5\ \frac{1}{2}$$   kg on the other day. How much rice is left unsold?

(a)  

Kathy painted $$\frac{1}{4}$$   of a wall. Shelly painted $$\frac{2}{5}$$   of the same. What part of the wall was still left unpainted?

(a)