-40.38% is the change from 156 to 93
Calculation steps:
[( 93 - 156 ) ÷ 156] x 100 = -40.38%
Formula
Percentage change = [(93 - 156) / 156] x 100
Subtract the new number by the original number
93 - 156 = -63
-63 ÷ 156 = -0.40384615384615385
-0.40384615384615385 x 100 = -40.38%