> To advertise on my channel, that number [CPM] is about $29 per thousand views. > My RPM is around $10 > Again: It costs $29 per thousand to run an ad in my

> To advertise on my channel, that number [CPM] is about $29 per thousand views. > My RPM is around $10 > Again: It costs $29 per thousand to run an ad in my videos, and I get $10 per thousand. Where does the other $19 go? You can't combine those two stats like this. CPM is the cost to the advertiser per ad view. RPM is the payout to the creator per video view. But it's not the case that every video will result in exactly one ad view. Sometimes the viewer is blocking ads. Sometimes there's no ad in the inventory for that specific view event.