Edits

Author: glenn-rodgers-sf

modules/ROOT/pages/create-instance-task-flex.adoc

@@ -46,7 +46,7 @@ include::partial$task-configure-proxy.adoc[tags=last-steps]
 
 Flex Gateway version 1.5.x or later supports API instances that expose multiple upstream services through a single consumer endpoint.
 
-Flex Gateway manages request traffic by using different routes that can each direct traffic to multiple upstream services. Flex Gateway directs traffic to the routes by using the route order and the individual route's rules. Additionally, you can a weighted percentage to each upstream service within a route to manage the amount of traffic directed to each upstream.    
+Flex Gateway manages request traffic by using different routes that can each direct traffic to multiple upstream services. Flex Gateway directs traffic to the routes by using the route order and the individual route's rules. Additionally, you can add a weighted percentage to each upstream service within a route to manage the percentage of requests sent to each upstream service.    
 
 In the following diagram, different routes manage requests to flight information databases and to a customer service application. Route one has two upstream services defined, which direct 70% of requests to a stable database and 30% of requests to a beta database.