90.06% is the change from 342 to 650
Calculation steps:
[( 650 - 342 ) ÷ 342] x 100 = 90.06%
Formula
Percentage change = [(650 - 342) / 342] x 100
Subtract the new number by the original number
650 - 342 = 308
308 ÷ 342 = 0.9005847953216374
0.9005847953216374 x 100 = 90.06%