-76.17% is the change from 407 to 97
Calculation steps:
[( 97 - 407 ) ÷ 407] x 100 = -76.17%
Formula
Percentage change = [(97 - 407) / 407] x 100
Subtract the new number by the original number
97 - 407 = -310
-310 ÷ 407 = -0.7616707616707616
-0.7616707616707616 x 100 = -76.17%