The Nasdaq stock index rose more than 1 percent while the S&P 500 turned positive in choppy trade on Tuesday, with a slide in materials stocks offset by a recovery in technology shares after Monday's sell-off.

The Dow Jones industrial average <.DJI> added 17.28 points, or 0.24 percent, to 7,234.25. The Standard & Poor's 500 Index <.SPX> rose 4.90 points, or 0.65 percent, to 758.79. The Nasdaq Composite Index <.IXIC> gained 16.96 points, or 1.21 percent, to 1,420.98.

(Reporting by Deepa Seetharaman, Editing by Chizu Nomiyama)