-78.02% is the change from 414 to 91
Calculation steps:
[( 91 - 414 ) ÷ 414] x 100 = -78.02%
Formula
Percentage change = [(91 - 414) / 414] x 100
Subtract the new number by the original number
91 - 414 = -323
-323 ÷ 414 = -0.7801932367149759
-0.7801932367149759 x 100 = -78.02%