-64.04% is the change from 534 to 192
Calculation steps:
[( 192 - 534 ) ÷ 534] x 100 = -64.04%
Formula
Percentage change = [(192 - 534) / 534] x 100
Subtract the new number by the original number
192 - 534 = -342
-342 ÷ 534 = -0.6404494382022472
-0.6404494382022472 x 100 = -64.04%