456.52% is the change from 138 to 768
Calculation steps:
[( 768 - 138 ) ÷ 138] x 100 = 456.52%
Formula
Percentage change = [(768 - 138) / 138] x 100
Subtract the new number by the original number
768 - 138 = 630
630 ÷ 138 = 4.565217391304348
4.565217391304348 x 100 = 456.52%