4800% is the change from 10 to 490
Calculation steps:
[( 490 - 10 ) ÷ 10] x 100 = 4800%
Formula
Percentage change = [(490 - 10) / 10] x 100
Subtract the new number by the original number
490 - 10 = 480
480 ÷ 10 = 48
48 x 100 = 4800%
Example