-44.1% is the change from 907 to 507
Calculation steps:
[( 507 - 907 ) ÷ 907] x 100 = -44.1%
Formula
Percentage change = [(507 - 907) / 907] x 100
Subtract the new number by the original number
507 - 907 = -400
-400 ÷ 907 = -0.4410143329658214
-0.4410143329658214 x 100 = -44.1%