137.04% is the change from 81 to 192
Calculation steps:
[( 192 - 81 ) ÷ 81] x 100 = 137.04%
Formula
Percentage change = [(192 - 81) / 81] x 100
Subtract the new number by the original number
192 - 81 = 111
111 ÷ 81 = 1.3703703703703705
1.3703703703703705 x 100 = 137.04%