894.74% is the change from 19 to 189
Calculation steps:
[( 189 - 19 ) ÷ 19] x 100 = 894.74%
Formula
Percentage change = [(189 - 19) / 19] x 100
Subtract the new number by the original number
189 - 19 = 170
170 ÷ 19 = 8.947368421052632
8.947368421052632 x 100 = 894.74%