-52.98% is the change from 991 to 466
Calculation steps:
[( 466 - 991 ) ÷ 991] x 100 = -52.98%
Formula
Percentage change = [(466 - 991) / 991] x 100
Subtract the new number by the original number
466 - 991 = -525
-525 ÷ 991 = -0.5297679112008072
-0.5297679112008072 x 100 = -52.98%