U4: Adding/ Subtracting Fractions

What must you have to add and subtract fractions?

• Common numerators

• Different numerators

• Different denominators

• Common denominators

2/5 + 3/10

• 7/10

• 5/10

• 1/2

• 5/15

8/9 - 1/3 = 

• 7/6

• 5/9

• 2/3

• 8/27

2/3 + 1/2 = 

• 6/7

• 2/6

• 3/5

• 7/6

1/3 + 5/12

• 6/12

• 6/15

• 3/4

• 4/4

Subtract 9/20 - 1/4. Write the difference in simplest form.

• 1/2

• 8/16

• 4/20

• 1/5

3/5 + 7/10

• 13/10

• 10/15

• 10/5

• 15/15

1/4 + 5/8

• 6/8

• 6/12

• 7/8

• 8/8

7/10 - 1/2 = _____
in simplest form

• 2/10

• 1/5

• 6/10

• 8/2

Tim did 1/12 of a load of laundry on Sunday and 1/4 of a load of laundry on Saturday. What fraction of laundry did Tim do in total?

• 2/16 loads done 

• 1/3 loads done 

• 2/3 loads done 

• 2/12 loads done