-70.2% is the change from 537 to 160
Calculation steps:
[( 160 - 537 ) ÷ 537] x 100 = -70.2%
Formula
Percentage change = [(160 - 537) / 537] x 100
Subtract the new number by the original number
160 - 537 = -377
-377 ÷ 537 = -0.702048417132216
-0.702048417132216 x 100 = -70.2%