tolong dijawab yaaaaaa

4⅔ - 1½ :2¼
=14/3 - 3/2 : 9/4
=14/3 - 12/18
=14/3 - 2/3
=12/3
=4

=4 2/3 - 1 1/2 : 2 1/4
=14/3 - 3/2 : 9/4
=28/6 - 9/6 : 9/4
= 19/6 : 9/4
= 19/6 × 4/9
=38/27
=1 27/11