-32.13% is the change from 747 to 507
Calculation steps:
[( 507 - 747 ) ÷ 747] x 100 = -32.13%
Formula
Percentage change = [(507 - 747) / 747] x 100
Subtract the new number by the original number
507 - 747 = -240
-240 ÷ 747 = -0.321285140562249
-0.321285140562249 x 100 = -32.13%