-86.22% is the change from 370 to 51
Calculation steps:
[( 51 - 370 ) ÷ 370] x 100 = -86.22%
Formula
Percentage change = [(51 - 370) / 370] x 100
Subtract the new number by the original number
51 - 370 = -319
-319 ÷ 370 = -0.8621621621621621
-0.8621621621621621 x 100 = -86.22%