-77.49% is the change from 191 to 43
Calculation steps:
[( 43 - 191 ) ÷ 191] x 100 = -77.49%
Formula
Percentage change = [(43 - 191) / 191] x 100
Subtract the new number by the original number
43 - 191 = -148
-148 ÷ 191 = -0.774869109947644
-0.774869109947644 x 100 = -77.49%