-47.29% is the change from 977 to 515
Calculation steps:
[( 515 - 977 ) ÷ 977] x 100 = -47.29%
Formula
Percentage change = [(515 - 977) / 977] x 100
Subtract the new number by the original number
515 - 977 = -462
-462 ÷ 977 = -0.4728761514841351
-0.4728761514841351 x 100 = -47.29%