89.88% is the change from 346 to 657
Calculation steps:
[( 657 - 346 ) ÷ 346] x 100 = 89.88%
Formula
Percentage change = [(657 - 346) / 346] x 100
Subtract the new number by the original number
657 - 346 = 311
311 ÷ 346 = 0.8988439306358381
0.8988439306358381 x 100 = 89.88%