-45.96% is the change from 977 to 528
Calculation steps:
[( 528 - 977 ) ÷ 977] x 100 = -45.96%
Formula
Percentage change = [(528 - 977) / 977] x 100
Subtract the new number by the original number
528 - 977 = -449
-449 ÷ 977 = -0.4595701125895599
-0.4595701125895599 x 100 = -45.96%