149.61% is the change from 258 to 644
Calculation steps:
[( 644 - 258 ) ÷ 258] x 100 = 149.61%
Formula
Percentage change = [(644 - 258) / 258] x 100
Subtract the new number by the original number
644 - 258 = 386
386 ÷ 258 = 1.496124031007752
1.496124031007752 x 100 = 149.61%