Example: 1a

Frieda bought a length of pink taffy from the store. She cut off 2/14 of the taffy to give to her friend Rita and 5/14 to her friend Ricky. How much of the pink taffy did Frieda give away?

Explanation: In the above problem, the fraction of taffy Frieda gave to her friend Rita is 2/14 and the fraction of taffy Frieda gave to her friend Ricky is 5/14. Therefore, the total portion of taffy Frieda gave away is 2/14 + 5/14 = 7/14

Example: 2a

Rachel rides her bike for one-fifth of a mile on Monday and two-fifths on Tuesday. How many miles did she ride altogether?

Explanation: In the above problem, the fraction of a mile Rachel rides her bike on Monday is 1/5 and the fraction of a mile Rachel rides her bike on Tuesday is 2/5. Therefore, total distance is 1/5 + 2/5 = 3/5

Example: 3a

At a pizza party, Diego ate three-fourths of pizza and his friend ate two-fourths of pizza. How much pizza did they eat in all?

Explanation: In the above problem, the portion of pizza Diego ate is 3/4 and the portion of pizza his friend ate is 2/4 . Therefore, the portion of pizza they both ate is 3/4 + 2/4 = 5/4