50.62% is the change from 642 to 967
Calculation steps:
[( 967 - 642 ) ÷ 642] x 100 = 50.62%
Formula
Percentage change = [(967 - 642) / 642] x 100
Subtract the new number by the original number
967 - 642 = 325
325 ÷ 642 = 0.5062305295950156
0.5062305295950156 x 100 = 50.62%