Adding Mixed Number Fractions with Like Denominators

When adding and subtracting fractions, what needs to be the same?

• the numerator

• the denominator

• nothing

• everything

When adding and subtracting fractions, which value needs to be the same in all values being added/subtracted?

• Numerator

• Denominator

3 1/8 + 5 2/8 = 

• 8 3/8

• 9 3/8

• 8 3/16

• I love Grumpy Cat :)

Which equation represents the shaded parts of the model?

• 5/5 + 5/5 = 10/5

• 3/5 + 4/5 = 5/5

• 1/5 + 2/5 = 3/5

• 1/5 + 1/5 = 2/5

7 3/5 + 9 2/5 =

• 17

• 17 5/10

• 16 5/5

• 18

12 4/9 + 2 6/9 = 

• 14 10/9

• 15 1/9

• 136/9

10 4/9 + 7/9 =

• 10 11/18

• 12

• 10 11/9

• 11 2/9

Solve and simplify to lowest terms

• A

• B

• C

• D