-45.05% is the change from 939 to 516
Calculation steps:
[( 516 - 939 ) ÷ 939] x 100 = -45.05%
Formula
Percentage change = [(516 - 939) / 939] x 100
Subtract the new number by the original number
516 - 939 = -423
-423 ÷ 939 = -0.4504792332268371
-0.4504792332268371 x 100 = -45.05%