SINGAPORE: Oil prices edged down in early Asian trade on Monday after OPEC+ agreed last week to gradually ease some of its production cuts between May and July.Brent crude futures for June fell 16 cents, or 0.2 per cent, to $64.70 a barrel by 2351 GMT while U.S. West Texas Intermediate crude for May was at $61.32 a barrel, down 13 cents, or 0.2 per cent.