-87.36% is the change from 435 to 55
Calculation steps:
[( 55 - 435 ) ÷ 435] x 100 = -87.36%
Formula
Percentage change = [(55 - 435) / 435] x 100
Subtract the new number by the original number
55 - 435 = -380
-380 ÷ 435 = -0.8735632183908046
-0.8735632183908046 x 100 = -87.36%