261.79% is the change from 123 to 445
Calculation steps:
[( 445 - 123 ) ÷ 123] x 100 = 261.79%
Formula
Percentage change = [(445 - 123) / 123] x 100
Subtract the new number by the original number
445 - 123 = 322
322 ÷ 123 = 2.6178861788617884
2.6178861788617884 x 100 = 261.79%