270.97% is the change from 93 to 345
Calculation steps:
[( 345 - 93 ) ÷ 93] x 100 = 270.97%
Formula
Percentage change = [(345 - 93) / 93] x 100
Subtract the new number by the original number
345 - 93 = 252
252 ÷ 93 = 2.7096774193548385
2.7096774193548385 x 100 = 270.97%