-45.26% is the change from 707 to 387
Calculation steps:
[( 387 - 707 ) ÷ 707] x 100 = -45.26%
Formula
Percentage change = [(387 - 707) / 707] x 100
Subtract the new number by the original number
387 - 707 = -320
-320 ÷ 707 = -0.4526166902404526
-0.4526166902404526 x 100 = -45.26%