WELLINGTON, Dec 1 (Reuters) - World champions Australia easily defeated Sri Lanka and New Zealand comfortably beat Ireland in the women's World Cup cricket tournament in Christchurch on Friday.

Results:
Australia v. Sri Lanka:

Australia: 283-3 (Karen Rolton 154 no, Lisa Keightley 56, Livia Magno 38), Sri Lanka 82.

New Zealand v. Ireland:

New Zealand 102-2 (Paula Flannery 49 no), Ireland 99 (Catriona Beggs 31).