-75.98% is the change from 637 to 153
Calculation steps:
[( 153 - 637 ) ÷ 637] x 100 = -75.98%
Formula
Percentage change = [(153 - 637) / 637] x 100
Subtract the new number by the original number
153 - 637 = -484
-484 ÷ 637 = -0.7598116169544741
-0.7598116169544741 x 100 = -75.98%