-87.4% is the change from 738 to 93
Calculation steps:
[( 93 - 738 ) ÷ 738] x 100 = -87.4%
Formula
Percentage change = [(93 - 738) / 738] x 100
Subtract the new number by the original number
93 - 738 = -645
-645 ÷ 738 = -0.8739837398373984
-0.8739837398373984 x 100 = -87.4%