4 bulan + 15 hari = .... hari

4 bulan:30×4:120+15:135

Answer :

1 bulan = 30 hari
4 bulan = 30 x 4 = 120 hari
Maka :

4 bulan + 15 hari
= 120 hari + 15 hari
= 135 hari

I HOPE THIS HELPS