-98.78% is the change from 740 to 9
Calculation steps:
[( 9 - 740 ) ÷ 740] x 100 = -98.78%
Formula
Percentage change = [(9 - 740) / 740] x 100
Subtract the new number by the original number
9 - 740 = -731
-731 ÷ 740 = -0.9878378378378379
-0.9878378378378379 x 100 = -98.78%