551.97% is the change from 152 to 991
Calculation steps:
[( 991 - 152 ) ÷ 152] x 100 = 551.97%
Formula
Percentage change = [(991 - 152) / 152] x 100
Subtract the new number by the original number
991 - 152 = 839
839 ÷ 152 = 5.519736842105263
5.519736842105263 x 100 = 551.97%