-60.1% is the change from 629 to 251
Calculation steps:
[( 251 - 629 ) ÷ 629] x 100 = -60.1%
Formula
Percentage change = [(251 - 629) / 629] x 100
Subtract the new number by the original number
251 - 629 = -378
-378 ÷ 629 = -0.6009538950715422
-0.6009538950715422 x 100 = -60.1%