-60.53% is the change from 228 to 90
Calculation steps:
[( 90 - 228 ) ÷ 228] x 100 = -60.53%
Formula
Percentage change = [(90 - 228) / 228] x 100
Subtract the new number by the original number
90 - 228 = -138
-138 ÷ 228 = -0.6052631578947368
-0.6052631578947368 x 100 = -60.53%