1650% is the change from 48 to 840
Calculation steps:
[( 840 - 48 ) ÷ 48] x 100 = 1650%
Formula
Percentage change = [(840 - 48) / 48] x 100
Subtract the new number by the original number
840 - 48 = 792
792 ÷ 48 = 16.5
16.5 x 100 = 1650%
Example