40.72% is the change from 690 to 971
Calculation steps:
[( 971 - 690 ) ÷ 690] x 100 = 40.72%
Formula
Percentage change = [(971 - 690) / 690] x 100
Subtract the new number by the original number
971 - 690 = 281
281 ÷ 690 = 0.4072463768115942
0.4072463768115942 x 100 = 40.72%