-72.65% is the change from 490 to 134
Calculation steps:
[( 134 - 490 ) ÷ 490] x 100 = -72.65%
Formula
Percentage change = [(134 - 490) / 490] x 100
Subtract the new number by the original number
134 - 490 = -356
-356 ÷ 490 = -0.726530612244898
-0.726530612244898 x 100 = -72.65%