-70.85% is the change from 971 to 283
Calculation steps:
[( 283 - 971 ) ÷ 971] x 100 = -70.85%
Formula
Percentage change = [(283 - 971) / 971] x 100
Subtract the new number by the original number
283 - 971 = -688
-688 ÷ 971 = -0.7085478887744593
-0.7085478887744593 x 100 = -70.85%