-57.09% is the change from 494 to 212
Calculation steps:
[( 212 - 494 ) ÷ 494] x 100 = -57.09%
Formula
Percentage change = [(212 - 494) / 494] x 100
Subtract the new number by the original number
212 - 494 = -282
-282 ÷ 494 = -0.5708502024291497
-0.5708502024291497 x 100 = -57.09%