-14.14% is the change from 870 to 747
Calculation steps:
[( 747 - 870 ) ÷ 870] x 100 = -14.14%
Formula
Percentage change = [(747 - 870) / 870] x 100
Subtract the new number by the original number
747 - 870 = -123
-123 ÷ 870 = -0.1413793103448276
-0.1413793103448276 x 100 = -14.14%