Adding and Subtracting Mixed Numbers Assessment

• Yes, he is correct because you just add the numerators and then add the denominators.

4   1/3   + 2  1/3

• 6  1/3

• 6  2/3

• 6  2/6

• 7  2/3

1/2 + 1/2

• 17

• 16

• 14  1/2

• 16  1/2

1/3 + 2 1/3

• 6  1/3

• 6  2/3

• 6  2/6

• 7  2/3

-1 ⁷/₈ + (-3 ¹/₂)

• 5 ³/₈

• -5 ³/₈

• 1 ⁵/₈

• -1 ⁵/₈

• denominators.

• 4   19/5

• 4 5/10

• 4 19/25

• 4 5/10

• 4 5/10

• 4 19/25

What is the sum?

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• 
• 
• 

4/5 + 4 3/5

• 7  2/5

• 8  2/5

• 6  3/5

• 8  9/5

7/8 + 2 4/8

• 4 2/8

• 4  3/8

• 5 3/8

• 5  2/8

1/3
- 1 2/3

•   2/3

•   2/3

•   2/3

•   2/3