-70.15% is the change from 841 to 251
Calculation steps:
[( 251 - 841 ) ÷ 841] x 100 = -70.15%
Formula
Percentage change = [(251 - 841) / 841] x 100
Subtract the new number by the original number
251 - 841 = -590
-590 ÷ 841 = -0.7015457788347206
-0.7015457788347206 x 100 = -70.15%