-42.09% is the change from 841 to 487
Calculation steps:
[( 487 - 841 ) ÷ 841] x 100 = -42.09%
Formula
Percentage change = [(487 - 841) / 841] x 100
Subtract the new number by the original number
487 - 841 = -354
-354 ÷ 841 = -0.42092746730083236
-0.42092746730083236 x 100 = -42.09%