Add and Subtract Unlike Mixed Fractions Word Problems

When the denominators are not the same, I must find a...

• common numerator

• common denominator

• equivalent fraction

• mixed number

When adding or subtracting fractions, I NEVER add or subtract the...

• numerators

• denominators

• mixed numbers

• equivalent fractions

Paula made some chili with 1/2 of a can of black beans and 3/8 of a can of pinto beans. How many cans of beans did Paula use in all?

• 9/16

• 13/16

• 7/8

• 1/8

Jenna bought a spool of ribbon for her craft projects. It contained 5 3/4 meters of ribbon.  She used 3 2/5 meters of ribbon for a project.  How many meters of ribbon does Jenna have left?

• 2 7/20

• 1 8/20

• 4 3/20

• 3 7/20

John's full backpack weighs 5 1/2 pounds, and Tyrone's full backpack weighs 6 3/5 pounds. What is the total weight of both boys' backpacks?

• 12 4/10

• 10 2/10

• 11 1/10

• 12 1/10

To add or subtract, two fractions must have...

• a monkey

• a common denominator

• unlike terms

• the same numerators

Westford's zoo has two elephants. The male elephant weighs 33/5 tons and the female elephant weighs 14/5 tons. How much more does the male weigh than the female?

MarthaMayMarbleWay has a pink ribbon and a purple ribbon. The pink ribbon is 6 1/5 inches long. The purple ribbon is 8 2/10 inches. How much ribbon does she have?

Landon has 8/10 of his lawn left to mow. He mows 6/10 of the lawn before breaking for breakfast. How much more of the lawn does Landon have left to mow?

Kirk has 3/4 of a carton of eggs. He uses some of the eggs to make an omelette and now has 2/4 of the carton left. What fraction of the carton did Kirk use?