-61.83% is the change from 841 to 321
Calculation steps:
[( 321 - 841 ) ÷ 841] x 100 = -61.83%
Formula
Percentage change = [(321 - 841) / 841] x 100
Subtract the new number by the original number
321 - 841 = -520
-520 ÷ 841 = -0.6183115338882283
-0.6183115338882283 x 100 = -61.83%