1000% is the change from 48 to 528
Calculation steps:
[( 528 - 48 ) ÷ 48] x 100 = 1000%
Formula
Percentage change = [(528 - 48) / 48] x 100
Subtract the new number by the original number
528 - 48 = 480
480 ÷ 48 = 10
10 x 100 = 1000%
Example