Before Starting to do something to increase your Earnings, Let me tell you how Adsense’s CPC and CTR Works.
CPC is the Cost Per Click paid to you by Adsense for each Click
CTR is the Percentage of Visitors clicking on the Ads out of 100.
Now You should have to check that which is low for you!
TO Boost CTR you can place the ad on your websites Hotspots, like in Headers on on the top of Sidebar
To Improve the CPC Choose a good niche, Use Internal Linking, Use Good Keywords.
Don’t Even Force User to Click on Your Ad’s Otherwise all is in vain.
Take a Look on this Post, Hope this will also help: Secret Tricks to Get Adsense Approved in 2015
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