-6.07% is the change from 428 to 402
Calculation steps:
[( 402 - 428 ) ÷ 428] x 100 = -6.07%
Formula
Percentage change = [(402 - 428) / 428] x 100
Subtract the new number by the original number
402 - 428 = -26
-26 ÷ 428 = -0.06074766355140187
-0.06074766355140187 x 100 = -6.07%