jawab ya,penting banget

2 1/2 - 2 2/5 : 1 1/2 =
5 - 12 : 4 =
5 - 3 = 3
Jadi, Hasilnya 3 . Maaf kalo salah

2 1/2 - 2 2/5 : 1 1/2
=5/2 - 12/5 x 2/3
=5/2 - 8/5
=25/10 - 16/10
=9/10