Merge pull request #391 from Java-Discord/dynxsty/fix_help_xp

Author: jasonlessenich

src/main/java/net/javadiscord/javabot/systems/help/dao/HelpAccountRepository.java

@@ -104,7 +104,7 @@ public int getTotalAccounts() throws DataAccessException {
 	 * @throws DataAccessException If an error occurs.
 	 */
 	public void removeExperienceFromAllAccounts(double change, int min, int max) throws DataAccessException {
-		long rows = jdbcTemplate.execute("UPDATE help_account SET experience = GREATEST(experience - LEAST(GREATEST(experience * (1 - ? / 100), ?), ?), 0)",new CallableStatementCallback<Long>() {
+		long rows = jdbcTemplate.execute("UPDATE help_account SET experience = GREATEST(experience - LEAST(GREATEST(experience * (? / 100), ?), ?), 0)",new CallableStatementCallback<Long>() {
 
 			@Override
 			public Long doInCallableStatement(CallableStatement cs) throws SQLException, DataAccessException {