lib/exonio/financial.rb in exonio-0.5.0 vs lib/exonio/financial.rb in exonio-0.5.1

@@ -157,10 +157,10 @@
     #
     def npv(discount, cashflows)
       total = 0
 
       cashflows.each_with_index do |cashflow, index|
-        total += cashflow / (1 + discount) ** (index + 1)
+        total += (cashflow.to_f / (1 + discount.to_f) ** (index + 1))
       end
 
       total
     end