77.5% is the change from 120 to 213
Calculation steps:
[( 213 - 120 ) ÷ 120] x 100 = 77.5%
Formula
Percentage change = [(213 - 120) / 120] x 100
Subtract the new number by the original number
213 - 120 = 93
93 ÷ 120 = 0.775
0.775 x 100 = 77.5%
Example