Subtraction of Fractions

8/8-3/8

• 5

• 7/8

• 5/8

• 4/8

9/12 - 4/12

• 2/12

• 5/12

• 24

• 7/12

2/6 -1/6

• 1/6

• 3/6

• 6/6

What must you have to add and subtract fractions?

• Common numerators

• Different numerators

• Different denominators

• Common denominators

• -4/3
• 13/18
• 4/3
• 2/9

• 3/20
• 1/1
• 3/9
• 1/9

What is the difference of these fractions in lowest terms?

• 2/4

• 0

• 0/4

• 1/2

1 - 2/3 is the same as...

• 3/3 - 2/3

• 4/3 - 2/3

• 3/5 - 2/3

• 1 - 2

1 - 4/10 is the same as

• 10/10 - 4/10

• 10/10 - 6/10

• 6/10 - 2/10

• 10/10 + 2/10

3 2/3 - 2 1/3

• 5 3/3

• 1/3

• 1 1/3

• 6