-44.77% is the change from 918 to 507
Calculation steps:
[( 507 - 918 ) ÷ 918] x 100 = -44.77%
Formula
Percentage change = [(507 - 918) / 918] x 100
Subtract the new number by the original number
507 - 918 = -411
-411 ÷ 918 = -0.4477124183006536
-0.4477124183006536 x 100 = -44.77%