122.77% is the change from 202 to 450
Calculation steps:
[( 450 - 202 ) ÷ 202] x 100 = 122.77%
Formula
Percentage change = [(450 - 202) / 202] x 100
Subtract the new number by the original number
450 - 202 = 248
248 ÷ 202 = 1.2277227722772277
1.2277227722772277 x 100 = 122.77%