-47.41% is the change from 964 to 507
Calculation steps:
[( 507 - 964 ) ÷ 964] x 100 = -47.41%
Formula
Percentage change = [(507 - 964) / 964] x 100
Subtract the new number by the original number
507 - 964 = -457
-457 ÷ 964 = -0.47406639004149376
-0.47406639004149376 x 100 = -47.41%