-73.62% is the change from 508 to 134
Calculation steps:
[( 134 - 508 ) ÷ 508] x 100 = -73.62%
Formula
Percentage change = [(134 - 508) / 508] x 100
Subtract the new number by the original number
134 - 508 = -374
-374 ÷ 508 = -0.7362204724409449
-0.7362204724409449 x 100 = -73.62%