38.84% is the change from 690 to 958
Calculation steps:
[( 958 - 690 ) ÷ 690] x 100 = 38.84%
Formula
Percentage change = [(958 - 690) / 690] x 100
Subtract the new number by the original number
958 - 690 = 268
268 ÷ 690 = 0.3884057971014493
0.3884057971014493 x 100 = 38.84%