Adding and Subtracting Fractions

When adding the fractions 2/5 and 1/2, what is the least common denominator (LCD) for these two fractions?

• 5

• 2

• 10

• 7

To add 2/5 and 1/2, the fraction 2/5 must be converted to an equivalent fraction with a denominator of 10. What is this equivalent fraction?

• 2/10

• 4/10

• 5/10

• 1/10

To add 2/5 and 1/2, the fraction 1/2 must be converted to an equivalent fraction with a denominator of 10. What is this equivalent fraction?

• 2/10

• 4/10

• 5/10

• 1/10

Jose spent 2/5 of his money on new shirts and 1/2 of his money on new shoes. What fraction of his money has been spent in total?

• 7/10

• 9/10

• 3/7

• 4/5

After spending 2/5 of his money on shirts and 1/2 on shoes, what fraction of Jose's money is still left?

• 1/10

• 1/5

• 3/10

• 2/5

When adding the fractions 2/5 and 1/6, what is the least common denominator (LCD) for these two fractions?

• 11

• 30

• 10

• 12

To add 2/5 and 1/6, the fraction 2/5 must be converted to an equivalent fraction with a denominator of 30. What is this equivalent fraction?

• 10/30

• 12/30

• 5/30

• 6/30

To add 2/5 and 1/6, the fraction 1/6 must be converted to an equivalent fraction with a denominator of 30. What is this equivalent fraction?

• 10/30

• 12/30

• 5/30

• 6/30

Quinn read 2/5 of her book over the weekend and 1/6 on Monday. What fraction of the book has she read in total?

• 3/11

• 17/30

• 7/30

• 12/30

After reading 2/5 of her book over the weekend and 1/6 on Monday, what fraction of Quinn's book is left to read?

• 13/30

• 1/30

• 17/30

• 1/5