94.5% is the change from 109 to 212
Calculation steps:
[( 212 - 109 ) ÷ 109] x 100 = 94.5%
Formula
Percentage change = [(212 - 109) / 109] x 100
Subtract the new number by the original number
212 - 109 = 103
103 ÷ 109 = 0.944954128440367
0.944954128440367 x 100 = 94.5%