1821.57% is the change from 51 to 980
Calculation steps:
[( 980 - 51 ) ÷ 51] x 100 = 1821.57%
Formula
Percentage change = [(980 - 51) / 51] x 100
Subtract the new number by the original number
980 - 51 = 929
929 ÷ 51 = 18.215686274509803
18.215686274509803 x 100 = 1821.57%