DETROIT >> Keider Montero and three relievers combined on a five-hitter and the Detroit Tigers beat the Tampa Bay Rays 4-1 on Monday night.

The Tigers (58-34) have won four straight games while only allowing four runs, improving to 24 games over .500 for the first time since 2013.

Montero (4-1) allowed one run and four hits and a walk in six innings while striking out four. After losing his first start, Montero is 4-0 with a 3.31 ERA in 11 outings as a starter and bulk reliever.

Tyler Holton, Brenan Hanifee and Will Vest each pitched a scoreless inning to complete the win.

Shane Baz (8-4) gave up three runs and seven hits with two walks and seven strikeouts in six innings for the Rays, who have lost seven of their last 10 games. Baz entered the game with a 5-0 record in his last eight starts.

The Tigers took the lead in the second on Javier Báez’s two-run homer into the Rays bullpen.

Jonathan Aranda made it 2-1 with a two-out RBI single in the third, but right fielder Zach McKinstry threw out Danny Jansen trying to go from first to third.

Riley Greene’s RBI single put the Tigers up 3-1 in the fifth. before Colt Keith and McKinstry homered against reliever Paul Gervase in the eighth.

ROYALS 9, PIRATES 3 >> Bobby Witt Jr. and Salvador Perez hit two of Kansas City’s four home runs to back a strong start by rookie Noah Cameron, and the Royals beat the Pittsburgh Pirates 9-3 on Monday night.

Cameron (3-4) struck out seven in a season-high seven innings. The left-hander allowed three hits, a walk, and two runs — on Tommy Pham’s two-run shot in the third.

Witt went 2 for 3 and scored twice to extend his hitting streak to 11 games. Witt hit his 13th homer, a two-run shot the opposite way to right-center field off reliever Chase Shugart to give the Royals a 6-2 lead in the fourth. He added a sacrifice fly in the sixth.

Witt finished off a seven-game trip Sunday by extending his club-record hitting streak on the road to 25 games.

Perez hit his 11th homer, a solo shot to left in the fifth for a five-run advantage. He hit his 24th double off the top of the wall in left to drive in a run for a 3-2 lead in the third.

Vinnie Pasquantino hit a two-out pitch from Andrew Heaney in the first for his 15th homer and a 1-0 lead. Nick Loftin hit his second, a one-out solo shot off Génesis Cabrera in the eighth. Heaney (4-8) threw 76 pitches and allowed four runs in three innings.

Pham’s homer was his third. It snapped Pittsburgh’s 30-inning scoreless streak and gave the Pirates a 2-1 lead.

Steven Cruz pitched a scoreless eighth and Jonathan Bowlan allowed Alexander Canario’s RBI single in the ninth to finish for Kansas City.