-2.34% is the change from 898 to 877
Calculation steps:
[( 877 - 898 ) ÷ 898] x 100 = -2.34%
Formula
Percentage change = [(877 - 898) / 898] x 100
Subtract the new number by the original number
877 - 898 = -21
-21 ÷ 898 = -0.02338530066815145
-0.02338530066815145 x 100 = -2.34%