68.46% is the change from 260 to 438
Calculation steps:
[( 438 - 260 ) ÷ 260] x 100 = 68.46%
Formula
Percentage change = [(438 - 260) / 260] x 100
Subtract the new number by the original number
438 - 260 = 178
178 ÷ 260 = 0.6846153846153846
0.6846153846153846 x 100 = 68.46%