-94.4% is the change from 375 to 21
Calculation steps:
[( 21 - 375 ) ÷ 375] x 100 = -94.4%
Formula
Percentage change = [(21 - 375) / 375] x 100
Subtract the new number by the original number
21 - 375 = -354
-354 ÷ 375 = -0.944
-0.944 x 100 = -94.4%
Example