-67.66% is the change from 974 to 315
Calculation steps:
[( 315 - 974 ) ÷ 974] x 100 = -67.66%
Formula
Percentage change = [(315 - 974) / 974] x 100
Subtract the new number by the original number
315 - 974 = -659
-659 ÷ 974 = -0.6765913757700205
-0.6765913757700205 x 100 = -67.66%