-70.78% is the change from 154 to 45
Calculation steps:
[( 45 - 154 ) ÷ 154] x 100 = -70.78%
Formula
Percentage change = [(45 - 154) / 154] x 100
Subtract the new number by the original number
45 - 154 = -109
-109 ÷ 154 = -0.7077922077922078
-0.7077922077922078 x 100 = -70.78%