-55.05% is the change from 683 to 307
Calculation steps:
[( 307 - 683 ) ÷ 683] x 100 = -55.05%
Formula
Percentage change = [(307 - 683) / 683] x 100
Subtract the new number by the original number
307 - 683 = -376
-376 ÷ 683 = -0.5505124450951684
-0.5505124450951684 x 100 = -55.05%