Question

Ajutor , vă rog frumos ​

Answer 1

Răspuns:

a. 1/10+6/10=7/10

2/10+5/10=7/10

3/10+4/10=7/10

b. 1/7+4/7=5/7

2/7+3/7=5/7

3/7+2/7=5/7

c.1/9+8/9=9/9

7/9+2/9=9/9

5/9+4/9=9/9

d.2/8+4/8=6/8

1/8+5/8=6/8

3/8+3/8=6/8

e.1/6+4/6=5/6

2/6+3/6=5/6

4/6+1/6=5/6

Answer 2

Răspuns:

2/10+5/10=7/10

5/10+2/10=7/10

4/10+3/10=7/10

2/7+3/7=5/7

4/7+1/17=5/17

1/7+4/7=5/17

8/9+1/9=9/9

5/9+4/9=9/9

3/9+6/9=9/9

4/8+2/8=6/8

5/8+1/8=6/8

3/8+3/8=6/8

4/6+1/6=5/6

3/6+2/6=5/6

2/6+3/6=5/6