-7.8% is the change from 436 to 402
Calculation steps:
[( 402 - 436 ) ÷ 436] x 100 = -7.8%
Formula
Percentage change = [(402 - 436) / 436] x 100
Subtract the new number by the original number
402 - 436 = -34
-34 ÷ 436 = -0.0779816513761468
-0.0779816513761468 x 100 = -7.8%