39.78% is the change from 553 to 773
Calculation steps:
[( 773 - 553 ) ÷ 553] x 100 = 39.78%
Formula
Percentage change = [(773 - 553) / 553] x 100
Subtract the new number by the original number
773 - 553 = 220
220 ÷ 553 = 0.39783001808318263
0.39783001808318263 x 100 = 39.78%