Question

va rog ajutați-mă repedeee​

Answer 1

a) 1/18 + 1/9 +1/6
1/18 + 2)1/9 + 3) 1/6 ( x) înseamnă amplificat)
1/18 + 2/18 + 3/18= 6/18(6 = 1/3

b) 7/36 - 1/18 + 3/4
7/36 -2) 1/18 +9) 3/4
7/36 - 2/36 + 27/36
5/36 + 27/36
32/36 (4 = 8/9

c) 37/18 - 3/4 - 5/6
2)37/18 -9)3/4 - 6)5/6
74/36 - 27/36 - 30/36
47/36 - 30/46
17/36

d) 11/18 - 4/9 + 5/6 - 1/3
11/18 - 2)4/9 + 3)5/6 - 6)1/3
11/18 - 8/18 + 15/18 - 6/18
3/18 + 15/18 - 6/18
18/18 - 6/18
12/18 (6 = 2/3