103.45% is the change from 87 to 177
Calculation steps:
[( 177 - 87 ) ÷ 87] x 100 = 103.45%
Formula
Percentage change = [(177 - 87) / 87] x 100
Subtract the new number by the original number
177 - 87 = 90
90 ÷ 87 = 1.0344827586206897
1.0344827586206897 x 100 = 103.45%