diff --git a/source/glest_game/world/unit_updater.cpp b/source/glest_game/world/unit_updater.cpp
index fe5b8384..6e0bc167 100644
--- a/source/glest_game/world/unit_updater.cpp
+++ b/source/glest_game/world/unit_updater.cpp
@@ -2589,16 +2589,16 @@ void UnitUpdater::damage(Unit *attacker, const AttackSkillType* ast, Unit *attac
 				}
 			
 				if(resource.isNegativeAllowed()) {
-					attacked->getFaction()->incResourceAmount(resource.getResourceType(), -(factionTotalResource * 100 / resource.getLossPercentage()));
+					attacked->getFaction()->incResourceAmount(resource.getResourceType(), -(factionTotalResource * resource.getLossPercentage() / 100));
 					attacked->getFaction()->incResourceAmount(resource.getResourceType(), -resource.getLossValue());
-					attacker->getFaction()->incResourceAmount(resource.getResourceType(), factionTotalResource * 100 / resource.getAmountPercentage());
+					attacker->getFaction()->incResourceAmount(resource.getResourceType(), factionTotalResource * resource.getAmountPercentage() / 100);
 					attacker->getFaction()->incResourceAmount(resource.getResourceType(), resource.getAmountValue());
 				}
 				// Can't take more resources than the faction has, otherwise we end up in the negatives
 				else {
-					attacked->getFaction()->incResourceAmount(resource.getResourceType(), -(std::min)(factionTotalResource * 100 / resource.getLossPercentage(), factionTotalResource));
+					attacked->getFaction()->incResourceAmount(resource.getResourceType(), -(std::min)(factionTotalResource * resource.getLossPercentage() / 100, factionTotalResource));
 					attacked->getFaction()->incResourceAmount(resource.getResourceType(), -(std::min)(resource.getLossValue(), factionTotalResource));
-					attacker->getFaction()->incResourceAmount(resource.getResourceType(), (std::min)(factionTotalResource * 100 / resource.getAmountPercentage(), factionTotalResource));
+					attacker->getFaction()->incResourceAmount(resource.getResourceType(), (std::min)(factionTotalResource * resource.getAmountPercentage() / 100, factionTotalResource));
 					attacker->getFaction()->incResourceAmount(resource.getResourceType(), (std::min)(resource.getAmountValue(), factionTotalResource));
 				}
 			}