-62.17% is the change from 637 to 241
Calculation steps:
[( 241 - 637 ) ÷ 637] x 100 = -62.17%
Formula
Percentage change = [(241 - 637) / 637] x 100
Subtract the new number by the original number
241 - 637 = -396
-396 ÷ 637 = -0.6216640502354788
-0.6216640502354788 x 100 = -62.17%