163.3% is the change from 109 to 287
Calculation steps:
[( 287 - 109 ) ÷ 109] x 100 = 163.3%
Formula
Percentage change = [(287 - 109) / 109] x 100
Subtract the new number by the original number
287 - 109 = 178
178 ÷ 109 = 1.6330275229357798
1.6330275229357798 x 100 = 163.3%