42.82% is the change from 341 to 487
Calculation steps:
[( 487 - 341 ) ÷ 341] x 100 = 42.82%
Formula
Percentage change = [(487 - 341) / 341] x 100
Subtract the new number by the original number
487 - 341 = 146
146 ÷ 341 = 0.4281524926686217
0.4281524926686217 x 100 = 42.82%