Online CTR (Click Through Rate) calculator to calculate advertiser costs for one click in every 100 impression in publisher websites.
The CPC (cost per click) for text ads is lower than on the search network, but the CTR and conversion rate can be much lower. The Google content network also allows image, video, and mobile ads.
Formula:
CTR = (Number of clicks / Number of impressions) x 100
where,
Clicks - Number of times an advertisement is clicked by the visitors,
Impressions - Number of times an advertisement is displayed,
CTR - click through rate.