6.78% is the change from 870 to 929
Calculation steps:
[( 929 - 870 ) ÷ 870] x 100 = 6.78%
Formula
Percentage change = [(929 - 870) / 870] x 100
Subtract the new number by the original number
929 - 870 = 59
59 ÷ 870 = 0.067816091954023
0.067816091954023 x 100 = 6.78%