215.66% is the change from 166 to 524
Calculation steps:
[( 524 - 166 ) ÷ 166] x 100 = 215.66%
Formula
Percentage change = [(524 - 166) / 166] x 100
Subtract the new number by the original number
524 - 166 = 358
358 ÷ 166 = 2.1566265060240966
2.1566265060240966 x 100 = 215.66%