-8.44% is the change from 841 to 770
Calculation steps:
[( 770 - 841 ) ÷ 841] x 100 = -8.44%
Formula
Percentage change = [(770 - 841) / 841] x 100
Subtract the new number by the original number
770 - 841 = -71
-71 ÷ 841 = -0.08442330558858502
-0.08442330558858502 x 100 = -8.44%