Fix typo

Author: cliffkoh

articles/azure-functions/functions-premium-plan.md

@@ -88,7 +88,7 @@ az resource update -g <resource_group> -n <premium_plan_name> --set properties.m
 
 ### Available instance SKUs
 
-When creating our scaling your plan, you can choose between three instance sizes.  You will be billed for the total number of cores and memory consumed per second.  Your app can automatically scale out to multiple instances as needed.  
+When creating or scaling your plan, you can choose between three instance sizes.  You will be billed for the total number of cores and memory consumed per second.  Your app can automatically scale out to multiple instances as needed.  
 
 |SKU|Cores|Memory|Storage|
 |--|--|--|--|