342.97% is the change from 128 to 567
Calculation steps:
[( 567 - 128 ) ÷ 128] x 100 = 342.97%
Formula
Percentage change = [(567 - 128) / 128] x 100
Subtract the new number by the original number
567 - 128 = 439
439 ÷ 128 = 3.4296875
3.4296875 x 100 = 342.97%