103.38% is the change from 325 to 661
Calculation steps:
[( 661 - 325 ) ÷ 325] x 100 = 103.38%
Formula
Percentage change = [(661 - 325) / 325] x 100
Subtract the new number by the original number
661 - 325 = 336
336 ÷ 325 = 1.0338461538461539
1.0338461538461539 x 100 = 103.38%