-71.01% is the change from 69 to 20
Calculation steps:
[( 20 - 69 ) ÷ 69] x 100 = -71.01%
Formula
Percentage change = [(20 - 69) / 69] x 100
Subtract the new number by the original number
20 - 69 = -49
-49 ÷ 69 = -0.7101449275362319
-0.7101449275362319 x 100 = -71.01%