Update Billing-Overview.md

Author: maddylewis

docs/articles/expensify-classic/expensify-billing/Billing-Overview.md

@@ -66,7 +66,7 @@ Earn **1%–2% cash back**
 - 2% if monthly spend reaches **$250,000+**  
 - Cash back is applied to your bill first, then to your bank account
 
-👉 Use the [savings calculator](https://use.expensify.com/resource-center/tools/savings-calculator) to estimate your monthly savings.
+👉 Use the [savings calculator](https://use.expensify.com/savings-calculator) to estimate your monthly savings.
 
 ## 📅 Annual Subscription Only