48.89% is the change from 90 to 134
Calculation steps:
[( 134 - 90 ) ÷ 90] x 100 = 48.89%
Formula
Percentage change = [(134 - 90) / 90] x 100
Subtract the new number by the original number
134 - 90 = 44
44 ÷ 90 = 0.4888888888888889
0.4888888888888889 x 100 = 48.89%