62.14% is the change from 346 to 561
Calculation steps:
[( 561 - 346 ) ÷ 346] x 100 = 62.14%
Formula
Percentage change = [(561 - 346) / 346] x 100
Subtract the new number by the original number
561 - 346 = 215
215 ÷ 346 = 0.6213872832369942
0.6213872832369942 x 100 = 62.14%