1500% is the change from 49 to 784
Calculation steps:
[( 784 - 49 ) ÷ 49] x 100 = 1500%
Formula
Percentage change = [(784 - 49) / 49] x 100
Subtract the new number by the original number
784 - 49 = 735
735 ÷ 49 = 15
15 x 100 = 1500%
Example