216.87% is the change from 166 to 526
Calculation steps:
[( 526 - 166 ) ÷ 166] x 100 = 216.87%
Formula
Percentage change = [(526 - 166) / 166] x 100
Subtract the new number by the original number
526 - 166 = 360
360 ÷ 166 = 2.1686746987951806
2.1686746987951806 x 100 = 216.87%