-64.88% is the change from 242 to 85
Calculation steps:
[( 85 - 242 ) ÷ 242] x 100 = -64.88%
Formula
Percentage change = [(85 - 242) / 242] x 100
Subtract the new number by the original number
85 - 242 = -157
-157 ÷ 242 = -0.6487603305785123
-0.6487603305785123 x 100 = -64.88%