-43.74% is the change from 910 to 512
Calculation steps:
[( 512 - 910 ) ÷ 910] x 100 = -43.74%
Formula
Percentage change = [(512 - 910) / 910] x 100
Subtract the new number by the original number
512 - 910 = -398
-398 ÷ 910 = -0.43736263736263736
-0.43736263736263736 x 100 = -43.74%