Adding and Subtracting Fractions with Common Denominators

Josie had 15 plastic hearts to share with her friends. She lost 3 of them in her backpack. How many of the 15 hearts does she have left to share with her friends?

• 10/15

• 12/15

• 5/15

• 6/15

Reed baked Valentine donuts. He served 2/3 of the those that he made. How much of his starting total remains? Reed thinks the answer is 1/3. Is this true?

• True
• False

What does 8/9 + 1/9 equal?

Ms. Woltman and Ms. Kurtovich participated in a Valentine's Day Walk together, taking turns! Ms. Woltman walked 2/6 hour. Mrs. Kurtovich walked 3/6 hour. What fraction of the hour does Ms. Woltman still need to walk to complete the Walk?

• 1/6 of the hour

• The whole hour

• 2/6 of the hour

• They completed the Walk.

4/5 + 6/5 results in an improper fraction that is equivalent to 2.

• True
• False

Click on all of the fraction skills we have learned so far.

• Finding equivalent fractions

• Dividing fractions

• Comparing fractions with visuals and common denominators

• Adding and subtracting fractions with common denominators

Jeffery was working on this problem before the class Valentine's Day Party. He was rushing. What did he do wrong?

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Margaret needs to pick up chocolates at her local store. She rides her bike 2/10 mile before picking up her friend. Together, they ride 5/10. What is the distance from Margaret's house to the store?

• 6/10

• 8/10

• 7/10

• 3/10

Principal Harris plans to give out 20 Candy Grams to 20 students. He pays for 8 on Monday and 2 more on Tuesday. How many more of the 20 Candy Grams does Mr. Harris have to pay for on Wednesday?

19/20 - 16/20 results in an improper fraction.

• True
• False