-76.22% is the change from 635 to 151
Calculation steps:
[( 151 - 635 ) ÷ 635] x 100 = -76.22%
Formula
Percentage change = [(151 - 635) / 635] x 100
Subtract the new number by the original number
151 - 635 = -484
-484 ÷ 635 = -0.7622047244094489
-0.7622047244094489 x 100 = -76.22%