45.6% is the change from 647 to 942
Calculation steps:
[( 942 - 647 ) ÷ 647] x 100 = 45.6%
Formula
Percentage change = [(942 - 647) / 647] x 100
Subtract the new number by the original number
942 - 647 = 295
295 ÷ 647 = 0.4559505409582689
0.4559505409582689 x 100 = 45.6%