-54.11% is the change from 669 to 307
Calculation steps:
[( 307 - 669 ) ÷ 669] x 100 = -54.11%
Formula
Percentage change = [(307 - 669) / 669] x 100
Subtract the new number by the original number
307 - 669 = -362
-362 ÷ 669 = -0.5411061285500748
-0.5411061285500748 x 100 = -54.11%