NEW YORK (AP) — Small businesses extended their erratic hiring streak in July, adding 52,000 jobs. That was up from 31,000 new jobs in June, according to payroll company ADP, which counted the number of new positions at its small business customers, those with up to 49 staffers. Through the first seven months of the year, small companies added an average 48,000 jobs a month, with monthly totals ranging from 64,000 to 28,000, ADP says. Small business hiring has weakened in the past year.Read more on NewsOK.com