-91.08% is the change from 740 to 66
Calculation steps:
[( 66 - 740 ) ÷ 740] x 100 = -91.08%
Formula
Percentage change = [(66 - 740) / 740] x 100
Subtract the new number by the original number
66 - 740 = -674
-674 ÷ 740 = -0.9108108108108108
-0.9108108108108108 x 100 = -91.08%