-64.78% is the change from 974 to 343
Calculation steps:
[( 343 - 974 ) ÷ 974] x 100 = -64.78%
Formula
Percentage change = [(343 - 974) / 974] x 100
Subtract the new number by the original number
343 - 974 = -631
-631 ÷ 974 = -0.6478439425051334
-0.6478439425051334 x 100 = -64.78%