Batting first, Sri Lanka mustered 178 for nine wickets in 50 overs and then bowled out hosts Pakistan for 164 in 48.2 overs.
Left-arm spinner Suwini grabbed four wickets for 24 in a tight eight-over spell and off-spinner and skipper Shshikala captured three for 33 in 9.2 overs.
Opener Taskeen Qadeer hit a polished 42 in 74 balls with four hits to the boundary and Asmavia Iqbal cracked a fine 38 in 54 balls with the aid of four hits to the ropes.
Pakistan were tottering at 88 for six wickets but Sana Mir and Asmavia Iqbal added 66 runs for the seventh wicket to offer any real challenge to Sri Lankan bowlers.
Earlier, opener Dedunu De Silva made a patient half century as Sri Lanka collected 178 for nine wickets in their 50 overs after electing to bat first. Dedunu made 52 off 124 deliveries with seven boundaries.
Praba Udrwatte finished unbeaten 22 in 43 balls without any boundary and Indka Chandrawrithie contributed an enterprising 24 off 32 balls studded with four hits to the fence.
Slow left-arm spinner Urooj Mumtaz was hosts’ most successful bowler with three wickets for 40 runs in ten overs. Off-spinner Sabahat Rasheed chipped in with two wickets for 30 runs in ten overs.
Scoreboard
Sri Lanka
Dedunu De Silva run out 52
Chamri Pologamrolr c Batool b Asavia 3
Suwini De Alwis c Arman b Sabahat 1
Hiroshi Abesinghe c Sana Mir b Maryum 18
Eshani Kaushrlya lbw b Sabaat 10
Shshiala Siriwardena c Sabahat b Urooj 16
Janaanthi Mala b Urooj 1
Praba Udawatte not out 22
Inoka Galagedera c Sana Javed b Urooj 25
W.A.Chandrawritrhie run out 1
Randika Galhenege not out 1
Extras (B-1, LB-2, W-24, NB-1) 28
Total (for nine wkts in 50 overs) 178
Fall of wkts: 1-20, 2-38, 3-77, 4-89, 5-122, 6-124, 7-126, 8-165, 9-169
Bowling: Asmavia Iqbal 9-0-35-1, Qanita Jalil 6-1-12-0, Maryum Butt 6-1-21-1, Sana Mir 4-1-19-0, Sajjida Shah 5-1-18-0, Sabahat Rasheed 10-2-30-2, Urooj Mumtaz 10-00-40-3
Pakistan
Tasken Qadeer c Dedunu b Suwini 42
Sajjida Shah run out 10
Batool Fatima c Inoka b Chandrawathie 0
Urooj Mumtaz c Shshikala b Suwini 6
Sana Javwed run out 19
Sana Mir c Praba b Shshikala 23
Arman Khan c Dedunu b Suwini 0
Asmavia Iqbal b Shahikala 38
Qanita Jalil c & b Suwini 1
Maryum Butt c Dedunu b Shshikala 3
Sabahat Rasheed not out 0
Extras (B-2, LB-2, W-18) 22
Total (all out in 48.2 overs) 164
Fall of wktS: 1-33, 2-34, 3-63, 4-76, 5-87, 6-88, 7-154, 8-157, 9-162
Bowling: Praba Udrwatte 7-1-15-0, Eshani Kaushalya 3-0-22-0, Chamari Pologhampola 6-1-20-0, W.A.Chandradena 9.2-1-33-2, Suwini De Alwis 81-24-4, Indoka Glagedera 1-0-6-0
Women-of-the-Match: Dedunu De Silva
Umpires: Salim Badar/Mian Aslam
Match referee: Azhar Khan—APP