248.44% is the change from 128 to 446
Calculation steps:
[( 446 - 128 ) ÷ 128] x 100 = 248.44%
Formula
Percentage change = [(446 - 128) / 128] x 100
Subtract the new number by the original number
446 - 128 = 318
318 ÷ 128 = 2.484375
2.484375 x 100 = 248.44%