-61.37% is the change from 497 to 192
Calculation steps:
[( 192 - 497 ) ÷ 497] x 100 = -61.37%
Formula
Percentage change = [(192 - 497) / 497] x 100
Subtract the new number by the original number
192 - 497 = -305
-305 ÷ 497 = -0.613682092555332
-0.613682092555332 x 100 = -61.37%