Toppin shot 8 for 10 from the field.
Dayton dominated the first half and led 40-18 at halftime. The Minutemen’s 18 points in the first half were a season low for the team.
Jonathan Laurent had 21 points for the Minutemen (10-18, 3-12). Djery Baptiste added three blocks.
Carl Pierre, who was second on the Minutemen in scoring heading into the contest with 12 points per game, shot only 17 percent for the game (2 of 12).
The Flyers improve to 2-0 against the Minutemen for the season. Dayton defeated UMass 72-67 on Jan. 13. Dayton matches up against Rhode Island at home on Friday. UMass plays Duquesne on the road on Saturday.