diff --git a/src/main/resources/mapper/WorkBenchMapper.xml b/src/main/resources/mapper/WorkBenchMapper.xml
index b41fd0e..58777a4 100644
--- a/src/main/resources/mapper/WorkBenchMapper.xml
+++ b/src/main/resources/mapper/WorkBenchMapper.xml
@@ -178,7 +178,7 @@
                SUM(CASE WHEN r.id = 6 THEN cr.received_amount/100 ELSE 0 END) AS cad,
                SUM(CASE WHEN r.id = 7 THEN cr.received_amount/100 ELSE 0 END) AS vdn,
                SUM(CASE WHEN r.id = 8 THEN cr.received_amount/100 ELSE 0 END) AS krw,
-        ROUND( SUM(cr.received_amount/100 * r.num), 2) AS totalSGD
+        ROUND( SUM(cr.received_amount/100 / r.num), 2) AS totalSGD
         FROM cash_record_collection cr
                  JOIN market m ON cr.received_market = m.id
                  JOIN rate   r ON cr.received_currency = r.id