-87.84% is the change from 740 to 90
Calculation steps:
[( 90 - 740 ) ÷ 740] x 100 = -87.84%
Formula
Percentage change = [(90 - 740) / 740] x 100
Subtract the new number by the original number
90 - 740 = -650
-650 ÷ 740 = -0.8783783783783784
-0.8783783783783784 x 100 = -87.84%