208.7% is the change from 138 to 426
Calculation steps:
[( 426 - 138 ) ÷ 138] x 100 = 208.7%
Formula
Percentage change = [(426 - 138) / 138] x 100
Subtract the new number by the original number
426 - 138 = 288
288 ÷ 138 = 2.0869565217391304
2.0869565217391304 x 100 = 208.7%