NAME ______________________________ DATE _______________

ACTIVITY

(PAGE 2 OF 2)

Adding and Subtracting Mixed Numbers

Solve these problems. Show how you solved them.

• 6 7 3 4 + 1 5 6 7 , and 3 fourths , plus 1 , and 5 sixths = _______________

• 7 3 5 8 − 2 11 12 3 , and 5 eighths , minus 2 , and 11 over 12 = _______________

• 8 1 1 4 + 3 2 3 + 2 1 6 1 , and 1 fourth , plus 3 , and 2 thirds , plus 2 , and 1 sixth = _______________

• 9 Cecilia is wrapping presents for her sister's birthday. She uses 2 1 2 2 , and 1 half feet of wrapping paper to wrap one present, 3 1 3 3 , and 1 third feet to wrap another present, and 1 3 4 1 , and 3 fourths feet to wrap the third present.

  • a. How many feet of wrapping paper did she use?

  • b. If she had 10 feet of wrapping paper to start, how much did she have left once she finished wrapping presents?

• 10 There are 6 brownies on a plate. Margaret ate 1 1 2 1 , and 1 half brownies, Charles ate 2 2 4 2 , and 2 fourths brownies, and Tyler ate 1 3 4 1 , and 3 fourths brownies. How many brownies are left on the plate?

Table of Contents