12.76% is the change from 870 to 981
Calculation steps:
[( 981 - 870 ) ÷ 870] x 100 = 12.76%
Formula
Percentage change = [(981 - 870) / 870] x 100
Subtract the new number by the original number
981 - 870 = 111
111 ÷ 870 = 0.12758620689655173
0.12758620689655173 x 100 = 12.76%