-29.63% is the change from 881 to 620
Calculation steps:
[( 620 - 881 ) ÷ 881] x 100 = -29.63%
Formula
Percentage change = [(620 - 881) / 881] x 100
Subtract the new number by the original number
620 - 881 = -261
-261 ÷ 881 = -0.29625425652667425
-0.29625425652667425 x 100 = -29.63%