47.35% is the change from 642 to 946
Calculation steps:
[( 946 - 642 ) ÷ 642] x 100 = 47.35%
Formula
Percentage change = [(946 - 642) / 642] x 100
Subtract the new number by the original number
946 - 642 = 304
304 ÷ 642 = 0.4735202492211838
0.4735202492211838 x 100 = 47.35%