-58.4% is the change from 976 to 406
Calculation steps:
[( 406 - 976 ) ÷ 976] x 100 = -58.4%
Formula
Percentage change = [(406 - 976) / 976] x 100
Subtract the new number by the original number
406 - 976 = -570
-570 ÷ 976 = -0.5840163934426229
-0.5840163934426229 x 100 = -58.4%