-75.75% is the change from 635 to 154
Calculation steps:
[( 154 - 635 ) ÷ 635] x 100 = -75.75%
Formula
Percentage change = [(154 - 635) / 635] x 100
Subtract the new number by the original number
154 - 635 = -481
-481 ÷ 635 = -0.75748031496063
-0.75748031496063 x 100 = -75.75%