-58.85% is the change from 537 to 221
Calculation steps:
[( 221 - 537 ) ÷ 537] x 100 = -58.85%
Formula
Percentage change = [(221 - 537) / 537] x 100
Subtract the new number by the original number
221 - 537 = -316
-316 ÷ 537 = -0.5884543761638734
-0.5884543761638734 x 100 = -58.85%