-35.43% is the change from 429 to 277
Calculation steps:
[( 277 - 429 ) ÷ 429] x 100 = -35.43%
Formula
Percentage change = [(277 - 429) / 429] x 100
Subtract the new number by the original number
277 - 429 = -152
-152 ÷ 429 = -0.3543123543123543
-0.3543123543123543 x 100 = -35.43%