diff --git a/erpnext/stock/report/stock_balance/stock_balance.py b/erpnext/stock/report/stock_balance/stock_balance.py
index ff03381389c..ab87ee114d4 100644
--- a/erpnext/stock/report/stock_balance/stock_balance.py
+++ b/erpnext/stock/report/stock_balance/stock_balance.py
@@ -170,6 +170,8 @@ def get_item_warehouse_map(filters, sle):
 	from_date = getdate(filters.get("from_date"))
 	to_date = getdate(filters.get("to_date"))
 
+	float_precision = cint(frappe.db.get_default("float_precision")) or 3
+
 	for d in sle:
 		key = (d.company, d.item_code, d.warehouse)
 		if key not in iwb_map:
@@ -184,7 +186,7 @@ def get_item_warehouse_map(filters, sle):
 		qty_dict = iwb_map[(d.company, d.item_code, d.warehouse)]
 
 		if d.voucher_type == "Stock Reconciliation":
-			qty_diff = flt(d.qty_after_transaction) - qty_dict.bal_qty
+			qty_diff = flt(d.qty_after_transaction) - flt(qty_dict.bal_qty)
 		else:
 			qty_diff = flt(d.actual_qty)
 
@@ -195,7 +197,7 @@ def get_item_warehouse_map(filters, sle):
 			qty_dict.opening_val += value_diff
 
 		elif d.posting_date >= from_date and d.posting_date <= to_date:
-			if qty_diff > 0:
+			if flt(qty_diff, float_precision) >= 0:
 				qty_dict.in_qty += qty_diff
 				qty_dict.in_val += value_diff
 			else:
@@ -206,16 +208,15 @@ def get_item_warehouse_map(filters, sle):
 		qty_dict.bal_qty += qty_diff
 		qty_dict.bal_val += value_diff
 
-	iwb_map = filter_items_with_no_transactions(iwb_map)
+	iwb_map = filter_items_with_no_transactions(iwb_map, float_precision)
 
 	return iwb_map
 
-def filter_items_with_no_transactions(iwb_map):
+def filter_items_with_no_transactions(iwb_map, float_precision):
 	for (company, item, warehouse) in sorted(iwb_map):
 		qty_dict = iwb_map[(company, item, warehouse)]
 
 		no_transactions = True
-		float_precision = cint(frappe.db.get_default("float_precision")) or 3
 		for key, val in iteritems(qty_dict):
 			val = flt(val, float_precision)
 			qty_dict[key] = val