128.5% is the change from 200 to 457
Calculation steps:
[( 457 - 200 ) ÷ 200] x 100 = 128.5%
Formula
Percentage change = [(457 - 200) / 200] x 100
Subtract the new number by the original number
457 - 200 = 257
257 ÷ 200 = 1.285
1.285 x 100 = 128.5%
Example