-77.12% is the change from 437 to 100
Calculation steps:
[( 100 - 437 ) ÷ 437] x 100 = -77.12%
Formula
Percentage change = [(100 - 437) / 437] x 100
Subtract the new number by the original number
100 - 437 = -337
-337 ÷ 437 = -0.7711670480549199
-0.7711670480549199 x 100 = -77.12%