-86.14% is the change from 303 to 42
Calculation steps:
[( 42 - 303 ) ÷ 303] x 100 = -86.14%
Formula
Percentage change = [(42 - 303) / 303] x 100
Subtract the new number by the original number
42 - 303 = -261
-261 ÷ 303 = -0.8613861386138614
-0.8613861386138614 x 100 = -86.14%