68.05% is the change from 507 to 852
Calculation steps:
[( 852 - 507 ) ÷ 507] x 100 = 68.05%
Formula
Percentage change = [(852 - 507) / 507] x 100
Subtract the new number by the original number
852 - 507 = 345
345 ÷ 507 = 0.6804733727810651
0.6804733727810651 x 100 = 68.05%