-54.24% is the change from 931 to 426
Calculation steps:
[( 426 - 931 ) ÷ 931] x 100 = -54.24%
Formula
Percentage change = [(426 - 931) / 931] x 100
Subtract the new number by the original number
426 - 931 = -505
-505 ÷ 931 = -0.5424274973147154
-0.5424274973147154 x 100 = -54.24%