Adunarea și scăderea fracțiilor

1/4 + 1/4 = ?

• 2/4

• 1/1

• 3/4

• 1/4

3/5 - 1/5 = ?

• 1/5

• 2/5

• 4/5

• 3/5

2/8 + 3/8 = ?

• 5/8

• 1/2

• 3/4

• 4/8

5/10 - 2/10 = ?

• 1/10

• 4/10

• 2/10

• 3/10

1/6 + 2/6 = ?

• 1/2

• 3/6

• 2/3

• 1/3

4/12 - 1/12 = ?

• 1/2

• 1/3

• 3/12

• 2/12

3/7 + 2/7 = ?

• 5/7

• 1/7

• 4/7

• 3/5

5/15 - 3/15 = ?

• 1/15

• 2/15

• 3/5

• 4/15

1/3 + 1/3 = ?

• 3/3

• 2/3

• 1/3

• 1/2

4/8 - 2/8 = ?

• 2/8

• 1/2

• 0

• 1/4