70.24% is the change from 84 to 143
Calculation steps:
[( 143 - 84 ) ÷ 84] x 100 = 70.24%
Formula
Percentage change = [(143 - 84) / 84] x 100
Subtract the new number by the original number
143 - 84 = 59
59 ÷ 84 = 0.7023809523809523
0.7023809523809523 x 100 = 70.24%