Tre Donaldson scored 21 points Monday night, including the last seven of a game-ending nine-point flurry that gave Michigan a 76-72 Big Ten Conference win over visiting Penn State in Ann Arbor, Mich.The Nittany Lions (13-8, 3-7) were on the verge of one of their best wins of the season after Ace Baldwin Jr. sank a pair of free throws for a 72-67 lead with 2:08 remaining, but the Wolverines (15-5, 7-2) responded.Roddy Gayle Jr. dunked with 1:42 left off a Donaldson pass to cut the margin to three and Donaldson sank a mid-range jumper with 58 seconds on the clock.After Danny Wolf rejected Nick Kern’s layup, Donaldson drove, stepped back and buried a 3-pointer from the right wing for a 74-72 edge with 24 seconds remaining.Donaldson then rebounded Baldwin’s missed 3-pointer, drew a foul and made both ends of a one-and-one with 4 ticks remaining to ice the win for Michigan.Wolf added 11 points and nine rebounds, while Nimari Burnett hit for 10 points as the Wolverines connected on 12 of 28 3-pointers (42.9 percent).