-32.8% is the change from 747 to 502
Calculation steps:
[( 502 - 747 ) ÷ 747] x 100 = -32.8%
Formula
Percentage change = [(502 - 747) / 747] x 100
Subtract the new number by the original number
502 - 747 = -245
-245 ÷ 747 = -0.3279785809906292
-0.3279785809906292 x 100 = -32.8%