-94.43% is the change from 377 to 21
Calculation steps:
[( 21 - 377 ) ÷ 377] x 100 = -94.43%
Formula
Percentage change = [(21 - 377) / 377] x 100
Subtract the new number by the original number
21 - 377 = -356
-356 ÷ 377 = -0.9442970822281167
-0.9442970822281167 x 100 = -94.43%