-86.65% is the change from 337 to 45
Calculation steps:
[( 45 - 337 ) ÷ 337] x 100 = -86.65%
Formula
Percentage change = [(45 - 337) / 337] x 100
Subtract the new number by the original number
45 - 337 = -292
-292 ÷ 337 = -0.8664688427299704
-0.8664688427299704 x 100 = -86.65%