Question

6 целых 1/9 - 4 целых8/9

Answer 1

6
1
9
+ 4
8
9
= 11
6
1
9
+ 4
8
9
=
55
9
+
44
9
=
55 + 44
9
=
99
9
= 11

Answer 2

спасибо большое :)

Answer 3

6 1/9 - 4 8/9=5 10/9- 4 8/9=1 2/9