31% is the change from 687 to 900
Calculation steps:
[( 900 - 687 ) ÷ 687] x 100 = 31%
Formula
Percentage change = [(900 - 687) / 687] x 100
Subtract the new number by the original number
900 - 687 = 213
213 ÷ 687 = 0.31004366812227074
0.31004366812227074 x 100 = 31%