81.01% is the change from 79 to 143
Calculation steps:
[( 143 - 79 ) ÷ 79] x 100 = 81.01%
Formula
Percentage change = [(143 - 79) / 79] x 100
Subtract the new number by the original number
143 - 79 = 64
64 ÷ 79 = 0.810126582278481
0.810126582278481 x 100 = 81.01%