-46.49% is the change from 970 to 519
Calculation steps:
[( 519 - 970 ) ÷ 970] x 100 = -46.49%
Formula
Percentage change = [(519 - 970) / 970] x 100
Subtract the new number by the original number
519 - 970 = -451
-451 ÷ 970 = -0.46494845360824744
-0.46494845360824744 x 100 = -46.49%