279.52% is the change from 166 to 630
Calculation steps:
[( 630 - 166 ) ÷ 166] x 100 = 279.52%
Formula
Percentage change = [(630 - 166) / 166] x 100
Subtract the new number by the original number
630 - 166 = 464
464 ÷ 166 = 2.7951807228915664
2.7951807228915664 x 100 = 279.52%