-66.71% is the change from 742 to 247
Calculation steps:
[( 247 - 742 ) ÷ 742] x 100 = -66.71%
Formula
Percentage change = [(247 - 742) / 742] x 100
Subtract the new number by the original number
247 - 742 = -495
-495 ÷ 742 = -0.6671159029649596
-0.6671159029649596 x 100 = -66.71%