60% is the change from 620 to 992
Calculation steps:
[( 992 - 620 ) ÷ 620] x 100 = 60%
Formula
Percentage change = [(992 - 620) / 620] x 100
Subtract the new number by the original number
992 - 620 = 372
372 ÷ 620 = 0.6
0.6 x 100 = 60%
Example