-87.66% is the change from 154 to 19
Calculation steps:
[( 19 - 154 ) ÷ 154] x 100 = -87.66%
Formula
Percentage change = [(19 - 154) / 154] x 100
Subtract the new number by the original number
19 - 154 = -135
-135 ÷ 154 = -0.8766233766233766
-0.8766233766233766 x 100 = -87.66%