-34.38% is the change from 634 to 416
Calculation steps:
[( 416 - 634 ) ÷ 634] x 100 = -34.38%
Formula
Percentage change = [(416 - 634) / 634] x 100
Subtract the new number by the original number
416 - 634 = -218
-218 ÷ 634 = -0.3438485804416404
-0.3438485804416404 x 100 = -34.38%