Question

Rezolva:
Dau coroana!

Answer 1

2)4/4......16/5.........5/10

3)a)5/10+2/10+3/10
b)2/8+2/8+4/8
c)5/13+5/13+5/13
d)1/3+2/3+1/3

4)5/3

5)6/8-3/8=3/8

6)7/7-4/7=3-7

Answer 2

1)
a+2/4=6/4
a=6/4-2/4
a=4/4

a-8/5=8/5
a=8/5+8/5
a=16/5

9/10-a=4/10
a=9/10-4/10
a=5/10

2)
10/12=5/12+3/12+2/12
8/9=5/9+2/9+1/9
4/3=2/3+1/3+1/3
15/13=10/13+2/13+3/13

3)
6/3+4/3=7/3

4)
a+3/8=6/8
a=6/8-3/8
a=3/8

5)
7/7=1 întreg
7/7-4/7=3/7