34.5% is the change from 687 to 924
Calculation steps:
[( 924 - 687 ) ÷ 687] x 100 = 34.5%
Formula
Percentage change = [(924 - 687) / 687] x 100
Subtract the new number by the original number
924 - 687 = 237
237 ÷ 687 = 0.34497816593886466
0.34497816593886466 x 100 = 34.5%