-15.76% is the change from 831 to 700
Calculation steps:
[( 700 - 831 ) ÷ 831] x 100 = -15.76%
Formula
Percentage change = [(700 - 831) / 831] x 100
Subtract the new number by the original number
700 - 831 = -131
-131 ÷ 831 = -0.15764139590854392
-0.15764139590854392 x 100 = -15.76%