-59.53% is the change from 971 to 393
Calculation steps:
[( 393 - 971 ) ÷ 971] x 100 = -59.53%
Formula
Percentage change = [(393 - 971) / 971] x 100
Subtract the new number by the original number
393 - 971 = -578
-578 ÷ 971 = -0.5952626158599382
-0.5952626158599382 x 100 = -59.53%