289.89% is the change from 89 to 347
Calculation steps:
[( 347 - 89 ) ÷ 89] x 100 = 289.89%
Formula
Percentage change = [(347 - 89) / 89] x 100
Subtract the new number by the original number
347 - 89 = 258
258 ÷ 89 = 2.898876404494382
2.898876404494382 x 100 = 289.89%