1900% is the change from 48 to 960
Calculation steps:
[( 960 - 48 ) ÷ 48] x 100 = 1900%
Formula
Percentage change = [(960 - 48) / 48] x 100
Subtract the new number by the original number
960 - 48 = 912
912 ÷ 48 = 19
19 x 100 = 1900%
Example