1879.59% is the change from 49 to 970
Calculation steps:
[( 970 - 49 ) ÷ 49] x 100 = 1879.59%
Formula
Percentage change = [(970 - 49) / 49] x 100
Subtract the new number by the original number
970 - 49 = 921
921 ÷ 49 = 18.79591836734694
18.79591836734694 x 100 = 1879.59%