-64.93% is the change from 998 to 350
Calculation steps:
[( 350 - 998 ) ÷ 998] x 100 = -64.93%
Formula
Percentage change = [(350 - 998) / 998] x 100
Subtract the new number by the original number
350 - 998 = -648
-648 ÷ 998 = -0.6492985971943888
-0.6492985971943888 x 100 = -64.93%