-1.57% is the change from 636 to 626
Calculation steps:
[( 626 - 636 ) ÷ 636] x 100 = -1.57%
Formula
Percentage change = [(626 - 636) / 636] x 100
Subtract the new number by the original number
626 - 636 = -10
-10 ÷ 636 = -0.015723270440251572
-0.015723270440251572 x 100 = -1.57%