diff --git a/AndorsTrail/src/com/gpl/rpg/AndorsTrail/controller/Constants.java b/AndorsTrail/src/com/gpl/rpg/AndorsTrail/controller/Constants.java
index b3871a997..c6beeb2a4 100644
--- a/AndorsTrail/src/com/gpl/rpg/AndorsTrail/controller/Constants.java
+++ b/AndorsTrail/src/com/gpl/rpg/AndorsTrail/controller/Constants.java
@@ -51,7 +51,7 @@ public final class Constants {
 
 	public static final Random rnd = new Random();
 	public static int rollValue(final ConstRange r) { return rollValue(r.max, r.current); }
-	public static int rollValue(final ConstRange r, int bias) { return rollValue(r.max, r.current + bias); }
+	public static int rollValue(final ConstRange r, int bias) { return (int)Math.round(rollValue(r.max * 100, r.current * 100 + bias)/100.0); }
 	public static int rollValue(final Range r) { return rollValue(r.max, r.current); }
 	private static int rollValue(final int max, final int min) {
 		if (max <= min) return max;
@@ -59,7 +59,7 @@ public final class Constants {
 	}
 	public static boolean roll100(final int chance) { return rollResult(100, chance); }
 	public static boolean rollResult(final ConstRange r) { return rollResult(r.max, r.current); }
-	public static boolean rollResult(final ConstRange r, int bias) { return rollResult(r.max, r.current + bias); }
+	public static boolean rollResult(final ConstRange r, int bias) { return rollResult(r.max * 100, r.current * 100 + bias); }
 	public static boolean rollResult(final Range r) { return rollResult(r.max, r.current); }
 	private static boolean rollResult(final int probabilityMax, final int probabilityValue) { return rnd.nextInt(probabilityMax) < probabilityValue; }
 }
diff --git a/AndorsTrail/src/com/gpl/rpg/AndorsTrail/controller/SkillController.java b/AndorsTrail/src/com/gpl/rpg/AndorsTrail/controller/SkillController.java
index f2c627330..013830d56 100644
--- a/AndorsTrail/src/com/gpl/rpg/AndorsTrail/controller/SkillController.java
+++ b/AndorsTrail/src/com/gpl/rpg/AndorsTrail/controller/SkillController.java
@@ -72,7 +72,7 @@ public final class SkillController {
 		if (player == null) return 0;
 		if (!ItemTypeCollection.isGoldItemType(item.itemType.id)) return 0;
 
-		return getRollBias(item, player, SkillID.coinfinder, SkillCollection.PER_SKILLPOINT_INCREASE_COINFINDER_QUANTITY_PERCENT);
+		return getRollBias(item.quantity, player, SkillID.coinfinder, SkillCollection.PER_SKILLPOINT_INCREASE_COINFINDER_QUANTITY_PERCENT);
 	}
 
 	private static int getRollBias(DropItem item, Player player, SkillID skill, int perSkillpointIncrease) {
@@ -82,7 +82,7 @@ public final class SkillController {
 	private static int getRollBias(ConstRange chance, Player player, SkillID skill, int perSkillpointIncrease) {
 		int skillLevel = player.getSkillLevel(skill);
 		if (skillLevel <= 0) return 0;
-		return chance.current * skillLevel * perSkillpointIncrease / 100;
+		return chance.current * skillLevel * perSkillpointIncrease;
 	}