53.92% is the change from 612 to 942
Calculation steps:
[( 942 - 612 ) ÷ 612] x 100 = 53.92%
Formula
Percentage change = [(942 - 612) / 612] x 100
Subtract the new number by the original number
942 - 612 = 330
330 ÷ 612 = 0.5392156862745098
0.5392156862745098 x 100 = 53.92%