73.58% is the change from 159 to 276
Calculation steps:
[( 276 - 159 ) ÷ 159] x 100 = 73.58%
Formula
Percentage change = [(276 - 159) / 159] x 100
Subtract the new number by the original number
276 - 159 = 117
117 ÷ 159 = 0.7358490566037735
0.7358490566037735 x 100 = 73.58%