117.11% is the change from 456 to 990
Calculation steps:
[( 990 - 456 ) ÷ 456] x 100 = 117.11%
Formula
Percentage change = [(990 - 456) / 456] x 100
Subtract the new number by the original number
990 - 456 = 534
534 ÷ 456 = 1.1710526315789473
1.1710526315789473 x 100 = 117.11%