88.73% is the change from 488 to 921
Calculation steps:
[( 921 - 488 ) ÷ 488] x 100 = 88.73%
Formula
Percentage change = [(921 - 488) / 488] x 100
Subtract the new number by the original number
921 - 488 = 433
433 ÷ 488 = 0.8872950819672131
0.8872950819672131 x 100 = 88.73%