OKLAHOMA CITY (Interstat) — Shai Gilgeous-Alexander scored 30 points in three quarters and the Oklahoma City Thunder routed poor-shooting Washington 114-75 on Saturday night at Paycom Center, holding the Wizards to the lowest total in the NBA this season. Gilgeous-Alexander added nine assists, two rebounds and one block in 29 minutes for Oklahoma City, which improved to 8-2 and has won five of seven games since losing starters Jalen Williams, Cason Wallace and Chet Holmgren to long-term injuries. Washington fell to 4-6 and has lost three straight while playing without big man Anthony Davis. Announced attendance was 18,203.

Jared McCain added 19 points, five rebounds, two assists and one block in 23 minutes for Oklahoma City, and rookie Aday Mara had 18 points, eight rebounds, three assists and three blocks in 27 minutes. Isaiah Hartenstein finished with two points, 14 rebounds and six assists in 18 minutes, Kenrich Williams had nine points, four rebounds and two assists in 23 minutes, and Micah Peavy scored seven points with three rebounds in 23 minutes. For Washington, rookie AJ Dybantsa scored 19 points with six rebounds and three assists in 31 minutes, Alex Sarr had 15 points and 14 rebounds in 28 minutes, and Kyshawn George added 14 points, seven rebounds, six assists and three blocks in 30 minutes. Clayton Carrington scored nine points with six rebounds, one assist and one block in 21 minutes.

Washington tied the game at 13 on Alex Sarr’s 2-foot floating jump shot with 4:54 left in the first quarter, but Oklahoma City took control from there. Gilgeous-Alexander made a 1-foot two-point shot, AJ Dybantsa made one of two free throws and Deandre Ayton dunked for Washington before Gilgeous-Alexander answered with an 18-foot step-back jumper and a driving layup. Aday Mara added a 6-foot bank shot, and after Clayton Carrington hit a 23-foot step-back 3-pointer for Washington, Gilgeous-Alexander and Jared McCain closed the quarter with baskets. Oklahoma City then outscored Washington 32-17 in the second quarter to take a 57-36 halftime lead. McCain hit a driving layup, a three-point play, a 13-foot pull-up, a 25-foot 3-pointer, a two-point shot and a 24-foot running pull-up during the second-quarter surge. Ajay Mitchell also made a 13-foot fadeaway, a 3-pointer, a free throw and an 8-foot driving floating jumper in the quarter, and Kenrich Williams hit a 24-foot 3-pointer and two free throws. Washington got second-quarter baskets from Sarr, Will Riley, Tre Johnson, Dybantsa, Carrington and Trae Young, but the Wizards could not match Oklahoma City’s pace. The Thunder extended the margin to 90-59 after three quarters as Gilgeous-Alexander hit a 25-foot step-back 3-pointer, a layup and a 26-foot step-back 3-pointer, and Mara added a dunk and a free throw. Kyshawn George hit two 23-foot 3-pointers for Washington in the third, and Dybantsa added a driving dunk and a 25-foot 3-pointer, but Oklahoma City answered each time. Washington never threatened in the fourth.

The Wizards made 29 of 98 shots from the floor and only 7 of 43 3-point attempts while going 10 of 15 from the free throw line. Oklahoma City shot 45 of 92 overall, 10 of 28 from beyond the arc and 14 of 18 from the line. Washington scored 75 points on 101 possessions for an offensive rating of 74.2, while Oklahoma City scored 114 points on 101 possessions for an offensive rating of 113.4. Washington had 15 offensive rebounds to Oklahoma City’s 10, but the Thunder finished with a 9-6 edge in assists, a 7-6 edge in blocks and a 10-11 advantage in turnovers. Washington committed 16 fouls to Oklahoma City’s 11. The Wizards shot 29.6% from the floor and 16.3% from three-point range, while the Thunder shot 48.9% overall and 35.7% from beyond the arc. Oklahoma City led 114-71 after Dalen Terry’s running layup with 2:05 left before Washington closed the scoring.

The Thunder set the defensive tone throughout, limiting Washington to 29.6% shooting and forcing the Wizards into a long night from the perimeter. Oklahoma City led 25-19 after the first quarter, pushed the margin to 21 at halftime and put the game away with a 33-point third quarter. Gilgeous-Alexander, who had scored 28, 42, 43 and 26 in his previous four games, did most of his damage before the fourth quarter. Mara and McCain provided support inside and on the wing, while Hartenstein controlled the glass. Washington got a strong game from Sarr on the boards and Dybantsa on the wing, but the Wizards could not keep pace. Oklahoma City’s bench also contributed, with Bennett Stirtz making a 25-foot 3-pointer in the third quarter and a 23-foot 3-pointer in the fourth, and Brooks Barnhizer adding a 10-foot floating jumper and three assists in the fourth. Oklahoma City entered on a three-game winning streak, while Washington entered on a two-game losing streak. Washington next visits Detroit on Monday, and Oklahoma City next visits Portland on Tuesday.

Interstat’s game simulator had projected a final score of Oklahoma City 108, Washington 105. Interstat’s ELO system had projected Oklahoma City with a 98.2 percent probability to win. Oklahoma City had been installed as a pregame favorite with a spread of -11.5. The total score of 189 went over the over/under line of 222.5.