21.37% is the change from 262 to 318
Calculation steps:
[( 318 - 262 ) ÷ 262] x 100 = 21.37%
Formula
Percentage change = [(318 - 262) / 262] x 100
Subtract the new number by the original number
318 - 262 = 56
56 ÷ 262 = 0.21374045801526717
0.21374045801526717 x 100 = 21.37%