-7.17% is the change from 683 to 634
Calculation steps:
[( 634 - 683 ) ÷ 683] x 100 = -7.17%
Formula
Percentage change = [(634 - 683) / 683] x 100
Subtract the new number by the original number
634 - 683 = -49
-49 ÷ 683 = -0.07174231332357248
-0.07174231332357248 x 100 = -7.17%