135.56% is the change from 284 to 669
Calculation steps:
[( 669 - 284 ) ÷ 284] x 100 = 135.56%
Formula
Percentage change = [(669 - 284) / 284] x 100
Subtract the new number by the original number
669 - 284 = 385
385 ÷ 284 = 1.3556338028169015
1.3556338028169015 x 100 = 135.56%