-55.35% is the change from 663 to 296
Calculation steps:
[( 296 - 663 ) ÷ 663] x 100 = -55.35%
Formula
Percentage change = [(296 - 663) / 663] x 100
Subtract the new number by the original number
296 - 663 = -367
-367 ÷ 663 = -0.5535444947209653
-0.5535444947209653 x 100 = -55.35%