-62.38% is the change from 909 to 342
Calculation steps:
[( 342 - 909 ) ÷ 909] x 100 = -62.38%
Formula
Percentage change = [(342 - 909) / 909] x 100
Subtract the new number by the original number
342 - 909 = -567
-567 ÷ 909 = -0.6237623762376238
-0.6237623762376238 x 100 = -62.38%