1.22% is the change from 164 to 166
Calculation steps:
[( 166 - 164 ) ÷ 164] x 100 = 1.22%
Formula
Percentage change = [(166 - 164) / 164] x 100
Subtract the new number by the original number
166 - 164 = 2
2 ÷ 164 = 0.012195121951219513
0.012195121951219513 x 100 = 1.22%