-31.13% is the change from 742 to 511
Calculation steps:
[( 511 - 742 ) ÷ 742] x 100 = -31.13%
Formula
Percentage change = [(511 - 742) / 742] x 100
Subtract the new number by the original number
511 - 742 = -231
-231 ÷ 742 = -0.3113207547169811
-0.3113207547169811 x 100 = -31.13%