-77.95% is the change from 898 to 198
Calculation steps:
[( 198 - 898 ) ÷ 898] x 100 = -77.95%
Formula
Percentage change = [(198 - 898) / 898] x 100
Subtract the new number by the original number
198 - 898 = -700
-700 ÷ 898 = -0.779510022271715
-0.779510022271715 x 100 = -77.95%