-67.89% is the change from 956 to 307
Calculation steps:
[( 307 - 956 ) ÷ 956] x 100 = -67.89%
Formula
Percentage change = [(307 - 956) / 956] x 100
Subtract the new number by the original number
307 - 956 = -649
-649 ÷ 956 = -0.6788702928870293
-0.6788702928870293 x 100 = -67.89%