Indiana found its touch from three-point territory to take a 40-36 lead against Minnesota at halftime.
The Hoosiers made 4 of 6 three-pointers. They went 1 for 15 on three-point attempts in Thursday's loss at Michigan.
Devan Dumes leads the way with 13 points. He has made 3 of 5 three-pointers.
Verdell Jones III has nine points.
IU has 21 rebounds to Minnesota's nine.
The Gophers did get a big three-point basket by Rodney Williams at the buzzer to cut the deficit to four.