Fraction Action

• 1/4

• 2/3

• 8/8

• 2/8

Is this a correct answer?

• Yes, the student correctly added.

• No, you cannot add unlike denominators

• No, 5 + 7 is not 12

• No, 2 + 3 is not 5

What is the least common denominator you could use to subtract 1/3 and 1/4?

• 3

• 4

• 24

• 12

What is the the next step to finding this answer?

• Add the numerators (1+1=2)

• Multiply 12 X 1 for both fractions to find a new numerator
  

• Multiply to find each new numerator by the multiple used to get 12. (3 X1) (4 X 1)

• This is a mistake, you don't need to convert to twelfths

Solve this equation using the least common denominator.
¼ + ½

• 3/4

• 2/8

• 6/4

• 6/8

Solve this mixed number equation:
1⅔ + 1⅚

• 3 1/2

• 2 7/6

• 3 7/6

• 2 7/9

8/10 + 3/5

• 11/15

• 1 1/5

• 14/15

• 1 4/10

• 2/5

• 5/6

• 4/6

• 1/5

What number could be a common denominator for these two fractions?
1/5   and   5/6?

• 30

• 11

• 6

• 5

1/3 + 1/3 + 1/3 =

• 1

• 1/3

• 2/3

• 3/2