Leonys Martin was 2-for-4 and scored on Sardinas' single in the seventh inning for the Rangers, who have won six of their last eight games, including two of the first three in this four-game series.
Rangers reliever Shawn Tolleson (1-1) pitched 1 2/3 innings, allowing just one hit and a walk to earn the win.
Brian Dozier and Eduardo Nunez had the only extra-base hits for the Twins, who have lost five of their last six.
Jared Burton (1-2) was tagged for one run on two hits to absorb the loss.
2014: The Year in Music [PHOTOS]