-67.24% is the change from 934 to 306
Calculation steps:
[( 306 - 934 ) ÷ 934] x 100 = -67.24%
Formula
Percentage change = [(306 - 934) / 934] x 100
Subtract the new number by the original number
306 - 934 = -628
-628 ÷ 934 = -0.6723768736616702
-0.6723768736616702 x 100 = -67.24%