Openers Gaby Lewis and Amy Hunter placed on 34 for the primary Eire wicket, with Lewis first to fall for 14 within the sixth over.
Hunter was out for 23 within the ninth however Prendergast’s contribution off 25 balls and Delany’s spectacular knock helped the vacationers to a wholesome complete.
Nahida Akter was the choose of the house bowlers with 2-20.
Wickets fell frequently throughout the Bangledash response, with solely center order batters Sharmin Akter (38) and Shorna Akter (20) placing up vital resistance.
The pair mixed for a fifth-wicket partnership of 48 however by then their aspect’s hopes of victory had been already hanging by a thread.
The hosts’ last three wickets fell inside the area of 4 balls as Eire triumphed with one thing to spare.
Along with Prendergast’s three-wicket haul, Arlene Kelly and Delany took two wickets apiece.