diff --git a/code/__HELPERS/_time.dm b/code/__HELPERS/_time.dm
index 3b918c166eb7..733ca659501b 100644
--- a/code/__HELPERS/_time.dm
+++ b/code/__HELPERS/_time.dm
@@ -91,21 +91,21 @@ GLOBAL_VAR_INIT(rollovercheck_last_timeofday, 0)
 		return "right now"
 	if(second < 60)
 		return "[second] second[(second != 1)? "s":""]"
-	var/minute = FLOOR(second / 60, 1)
+	var/minute = Floor(second / 60)
 	second = FLOOR(MODULUS(second, 60), round_seconds_to)
 	var/secondT
 	if(second)
 		secondT = " and [second] second[(second != 1)? "s":""]"
 	if(minute < 60)
 		return "[minute] minute[(minute != 1)? "s":""][secondT]"
-	var/hour = FLOOR(minute / 60, 1)
+	var/hour = Floor(minute / 60)
 	minute = MODULUS(minute, 60)
 	var/minuteT
 	if(minute)
 		minuteT = " and [minute] minute[(minute != 1)? "s":""]"
 	if(hour < 24)
 		return "[hour] hour[(hour != 1)? "s":""][minuteT][secondT]"
-	var/day = FLOOR(hour / 24, 1)
+	var/day = Floor(hour / 24)
 	hour = MODULUS(hour, 24)
 	var/hourT
 	if(hour)
diff --git a/code/controllers/subsystem/minimap.dm b/code/controllers/subsystem/minimap.dm
index f3b141c0d9f8..3255c7db2fc5 100644
--- a/code/controllers/subsystem/minimap.dm
+++ b/code/controllers/subsystem/minimap.dm
@@ -88,8 +88,8 @@ SUBSYSTEM_DEF(minimaps)
 				else if(yval < smallest_y)
 					smallest_y = yval
 
-		minimaps_by_z["[level]"].x_offset = FLOOR((SCREEN_PIXEL_SIZE-largest_x-smallest_x) / MINIMAP_SCALE, 1)
-		minimaps_by_z["[level]"].y_offset = FLOOR((SCREEN_PIXEL_SIZE-largest_y-smallest_y) / MINIMAP_SCALE, 1)
+		minimaps_by_z["[level]"].x_offset = Floor((SCREEN_PIXEL_SIZE-largest_x-smallest_x) / MINIMAP_SCALE)
+		minimaps_by_z["[level]"].y_offset = Floor((SCREEN_PIXEL_SIZE-largest_y-smallest_y) / MINIMAP_SCALE)
 
 		icon_gen.Shift(EAST, minimaps_by_z["[level]"].x_offset)
 		icon_gen.Shift(NORTH, minimaps_by_z["[level]"].y_offset)
diff --git a/code/game/machinery/computer/research.dm b/code/game/machinery/computer/research.dm
index 1ba696eeee9c..d5158cb76451 100644
--- a/code/game/machinery/computer/research.dm
+++ b/code/game/machinery/computer/research.dm
@@ -179,7 +179,7 @@
 		if("purchase_document")
 			if(!photocopier)
 				return
-			var/purchase_tier = FLOOR(text2num(params["purchase_document"]), 1)
+			var/purchase_tier = Floor(text2num(params["purchase_document"]))
 			if(purchase_tier <= 0 || purchase_tier > 5)
 				return
 			if(purchase_tier > GLOB.chemical_data.clearance_level)
diff --git a/code/game/objects/items/fulton.dm b/code/game/objects/items/fulton.dm
index 788613cf4c6e..e36d269c8b90 100644
--- a/code/game/objects/items/fulton.dm
+++ b/code/game/objects/items/fulton.dm
@@ -141,8 +141,8 @@ GLOBAL_LIST_EMPTY(deployed_fultons)
 	original_location = get_turf(attached_atom)
 	playsound(loc, 'sound/items/fulton.ogg', 50, 1)
 	reservation = SSmapping.RequestBlockReservation(3, 3, turf_type_override = /turf/open/space)
-	var/middle_x = reservation.bottom_left_coords[1] + FLOOR((reservation.top_right_coords[1] - reservation.bottom_left_coords[1]) / 2, 1)
-	var/middle_y = reservation.bottom_left_coords[2] + FLOOR((reservation.top_right_coords[2] - reservation.bottom_left_coords[2]) / 2, 1)
+	var/middle_x = reservation.bottom_left_coords[1] + Floor((reservation.top_right_coords[1] - reservation.bottom_left_coords[1]) / 2)
+	var/middle_y = reservation.bottom_left_coords[2] + Floor((reservation.top_right_coords[2] - reservation.bottom_left_coords[2]) / 2)
 	var/turf/space_tile = locate(middle_x, middle_y, reservation.bottom_left_coords[3])
 	if(!space_tile)
 		visible_message(SPAN_WARNING("[src] begins beeping like crazy. Something is wrong!"))
diff --git a/code/modules/buildmode/buildmode.dm b/code/modules/buildmode/buildmode.dm
index eeab65ec031a..bc20a714027d 100644
--- a/code/modules/buildmode/buildmode.dm
+++ b/code/modules/buildmode/buildmode.dm
@@ -80,7 +80,7 @@
 	var/pos_idx = 0
 	for(var/thing in elements)
 		var/x = pos_idx % switch_width
-		var/y = FLOOR(pos_idx / switch_width, 1)
+		var/y = Floor(pos_idx / switch_width)
 		var/atom/movable/screen/buildmode/B = new buttontype(src, thing)
 		// extra .5 for a nice offset look
 		B.screen_loc = "NORTH-[(1 + 0.5 + y*1.5)],WEST+[0.5 + x*1.5]"
diff --git a/code/modules/clothing/suits/marine_armor.dm b/code/modules/clothing/suits/marine_armor.dm
index b79c0dcb9912..afefa2903ab4 100644
--- a/code/modules/clothing/suits/marine_armor.dm
+++ b/code/modules/clothing/suits/marine_armor.dm
@@ -190,7 +190,7 @@
 	if(. != CHECKS_PASSED)
 		return
 	set_light_range(initial(light_range))
-	set_light_power(FLOOR(initial(light_power) * 0.5, 1))
+	set_light_power(Floor(initial(light_power) * 0.5))
 	set_light_on(toggle_on)
 	flags_marine_armor ^= ARMOR_LAMP_ON
 
diff --git a/code/modules/mob/dead/observer/orbit.dm b/code/modules/mob/dead/observer/orbit.dm
index 50496cef31c5..bad8e74d4ff1 100644
--- a/code/modules/mob/dead/observer/orbit.dm
+++ b/code/modules/mob/dead/observer/orbit.dm
@@ -110,7 +110,7 @@
 
 		if(isliving(M))
 			var/mob/living/player = M
-			serialized["health"] = FLOOR((player.health / player.maxHealth * 100), 1)
+			serialized["health"] = Floor(player.health / player.maxHealth * 100)
 
 			if(isxeno(player))
 				var/mob/living/carbon/xenomorph/xeno = player
@@ -126,7 +126,7 @@
 				var/obj/item/card/id/id_card = human.get_idcard()
 				var/datum/species/human_species = human.species
 				var/max_health = human_species.total_health != human.maxHealth ? human_species.total_health : human.maxHealth
-				serialized["health"] = FLOOR((player.health / max_health * 100), 1)
+				serialized["health"] = Floor(player.health / max_health * 100)
 
 				serialized["job"] = id_card?.assignment ? id_card.assignment : human.job
 				serialized["nickname"] = human.real_name