-72.97% is the change from 74 to 20
Calculation steps:
[( 20 - 74 ) ÷ 74] x 100 = -72.97%
Formula
Percentage change = [(20 - 74) / 74] x 100
Subtract the new number by the original number
20 - 74 = -54
-54 ÷ 74 = -0.7297297297297297
-0.7297297297297297 x 100 = -72.97%