17.25% is the change from 742 to 870
Calculation steps:
[( 870 - 742 ) ÷ 742] x 100 = 17.25%
Formula
Percentage change = [(870 - 742) / 742] x 100
Subtract the new number by the original number
870 - 742 = 128
128 ÷ 742 = 0.1725067385444744
0.1725067385444744 x 100 = 17.25%