136.92% is the change from 390 to 924
Calculation steps:
[( 924 - 390 ) ÷ 390] x 100 = 136.92%
Formula
Percentage change = [(924 - 390) / 390] x 100
Subtract the new number by the original number
924 - 390 = 534
534 ÷ 390 = 1.3692307692307693
1.3692307692307693 x 100 = 136.92%