-67.4% is the change from 994 to 324
Calculation steps:
[( 324 - 994 ) ÷ 994] x 100 = -67.4%
Formula
Percentage change = [(324 - 994) / 994] x 100
Subtract the new number by the original number
324 - 994 = -670
-670 ÷ 994 = -0.6740442655935613
-0.6740442655935613 x 100 = -67.4%