2.91% is the change from 756 to 778
Calculation steps:
[( 778 - 756 ) ÷ 756] x 100 = 2.91%
Formula
Percentage change = [(778 - 756) / 756] x 100
Subtract the new number by the original number
778 - 756 = 22
22 ÷ 756 = 0.0291005291005291
0.0291005291005291 x 100 = 2.91%