Tram 2 or 5, get off at Paulus Potterstraat (Van Gogh Museum), walk straight into Willemsparkweg, take first left and then first right, the hostel is at the left-hand side on the corner (Wanningstraat)

Tram 16, get off at the Amsterdam Concert House.
Wanningstraat is just behind the building.
Wanningstraat is a side street of Van Breestraat