-52.29% is the change from 918 to 438
Calculation steps:
[( 438 - 918 ) ÷ 918] x 100 = -52.29%
Formula
Percentage change = [(438 - 918) / 918] x 100
Subtract the new number by the original number
438 - 918 = -480
-480 ÷ 918 = -0.5228758169934641
-0.5228758169934641 x 100 = -52.29%