Mae Llywodraeth Cymru wedi dweud bod penderfyniadau Llywodraeth y DU ar gymorth diweithdra, newidiadau i gredyd cynhwysol a chynnydd mewn trethi ar incwm yn ychwanegu at y pwysau ar gyllidebau aelwydydd.
The Welsh Government has said UK government decisions on unemployment support, changes to universal credit and increases in taxes on income are adding to the pressures on household budgets.