95.6% is the change from 91 to 178
Calculation steps:
[( 178 - 91 ) ÷ 91] x 100 = 95.6%
Formula
Percentage change = [(178 - 91) / 91] x 100
Subtract the new number by the original number
178 - 91 = 87
87 ÷ 91 = 0.9560439560439561
0.9560439560439561 x 100 = 95.6%