-63.13% is the change from 537 to 198
Calculation steps:
[( 198 - 537 ) ÷ 537] x 100 = -63.13%
Formula
Percentage change = [(198 - 537) / 537] x 100
Subtract the new number by the original number
198 - 537 = -339
-339 ÷ 537 = -0.6312849162011173
-0.6312849162011173 x 100 = -63.13%