-78.49% is the change from 939 to 202
Calculation steps:
[( 202 - 939 ) ÷ 939] x 100 = -78.49%
Formula
Percentage change = [(202 - 939) / 939] x 100
Subtract the new number by the original number
202 - 939 = -737
-737 ÷ 939 = -0.784877529286475
-0.784877529286475 x 100 = -78.49%