-39.72% is the change from 710 to 428
Calculation steps:
[( 428 - 710 ) ÷ 710] x 100 = -39.72%
Formula
Percentage change = [(428 - 710) / 710] x 100
Subtract the new number by the original number
428 - 710 = -282
-282 ÷ 710 = -0.3971830985915493
-0.3971830985915493 x 100 = -39.72%