2.48% is the change from 685 to 702
Calculation steps:
[( 702 - 685 ) ÷ 685] x 100 = 2.48%
Formula
Percentage change = [(702 - 685) / 685] x 100
Subtract the new number by the original number
702 - 685 = 17
17 ÷ 685 = 0.024817518248175182
0.024817518248175182 x 100 = 2.48%