18.88% is the change from 143 to 170
Calculation steps:
[( 170 - 143 ) ÷ 143] x 100 = 18.88%
Formula
Percentage change = [(170 - 143) / 143] x 100
Subtract the new number by the original number
170 - 143 = 27
27 ÷ 143 = 0.1888111888111888
0.1888111888111888 x 100 = 18.88%