54.49% is the change from 356 to 550
Calculation steps:
[( 550 - 356 ) ÷ 356] x 100 = 54.49%
Formula
Percentage change = [(550 - 356) / 356] x 100
Subtract the new number by the original number
550 - 356 = 194
194 ÷ 356 = 0.5449438202247191
0.5449438202247191 x 100 = 54.49%