54.4% is the change from 489 to 755
Calculation steps:
[( 755 - 489 ) ÷ 489] x 100 = 54.4%
Formula
Percentage change = [(755 - 489) / 489] x 100
Subtract the new number by the original number
755 - 489 = 266
266 ÷ 489 = 0.5439672801635992
0.5439672801635992 x 100 = 54.4%