65.79% is the change from 456 to 756
Calculation steps:
[( 756 - 456 ) ÷ 456] x 100 = 65.79%
Formula
Percentage change = [(756 - 456) / 456] x 100
Subtract the new number by the original number
756 - 456 = 300
300 ÷ 456 = 0.6578947368421053
0.6578947368421053 x 100 = 65.79%