-2.14% is the change from 702 to 687
Calculation steps:
[( 687 - 702 ) ÷ 702] x 100 = -2.14%
Formula
Percentage change = [(687 - 702) / 702] x 100
Subtract the new number by the original number
687 - 702 = -15
-15 ÷ 702 = -0.021367521367521368
-0.021367521367521368 x 100 = -2.14%