63.2% is the change from 337 to 550
Calculation steps:
[( 550 - 337 ) ÷ 337] x 100 = 63.2%
Formula
Percentage change = [(550 - 337) / 337] x 100
Subtract the new number by the original number
550 - 337 = 213
213 ÷ 337 = 0.6320474777448071
0.6320474777448071 x 100 = 63.2%