-39.46% is the change from 707 to 428
Calculation steps:
[( 428 - 707 ) ÷ 707] x 100 = -39.46%
Formula
Percentage change = [(428 - 707) / 707] x 100
Subtract the new number by the original number
428 - 707 = -279
-279 ÷ 707 = -0.39462517680339465
-0.39462517680339465 x 100 = -39.46%