156.71% is the change from 164 to 421
Calculation steps:
[( 421 - 164 ) ÷ 164] x 100 = 156.71%
Formula
Percentage change = [(421 - 164) / 164] x 100
Subtract the new number by the original number
421 - 164 = 257
257 ÷ 164 = 1.5670731707317074
1.5670731707317074 x 100 = 156.71%