-78.05% is the change from 902 to 198
Calculation steps:
[( 198 - 902 ) ÷ 902] x 100 = -78.05%
Formula
Percentage change = [(198 - 902) / 902] x 100
Subtract the new number by the original number
198 - 902 = -704
-704 ÷ 902 = -0.7804878048780488
-0.7804878048780488 x 100 = -78.05%