-7.27% is the change from 399 to 370
Calculation steps:
[( 370 - 399 ) ÷ 399] x 100 = -7.27%
Formula
Percentage change = [(370 - 399) / 399] x 100
Subtract the new number by the original number
370 - 399 = -29
-29 ÷ 399 = -0.07268170426065163
-0.07268170426065163 x 100 = -7.27%