-69.7% is the change from 33 to 10
Calculation steps:
[( 10 - 33 ) ÷ 33] x 100 = -69.7%
Formula
Percentage change = [(10 - 33) / 33] x 100
Subtract the new number by the original number
10 - 33 = -23
-23 ÷ 33 = -0.696969696969697
-0.696969696969697 x 100 = -69.7%