139.75% is the change from 405 to 971
Calculation steps:
[( 971 - 405 ) ÷ 405] x 100 = 139.75%
Formula
Percentage change = [(971 - 405) / 405] x 100
Subtract the new number by the original number
971 - 405 = 566
566 ÷ 405 = 1.3975308641975308
1.3975308641975308 x 100 = 139.75%