farming village

I was testing out this research. I don't know why but I have the feeling the calculation is not right. If I calculate the percentage 5 min farm doubled = 10 min which is 864 x 1.15, it should be 993 resources, I got 918 every time. The game says I should get 115% percent more but it seems I get...

Proposal: Creation of farm all cities button for players with over 20 cities (with Captain). Captcha expected every 6 uses of the farm all button (but random). Background Explanation: For years, users have been pained by the time and clicks it takes to farm the more cities you have. Once you...