851.96% is the change from 102 to 971
Calculation steps:
[( 971 - 102 ) ÷ 102] x 100 = 851.96%
Formula
Percentage change = [(971 - 102) / 102] x 100
Subtract the new number by the original number
971 - 102 = 869
869 ÷ 102 = 8.519607843137255
8.519607843137255 x 100 = 851.96%