79.05% is the change from 420 to 752
Calculation steps:
[( 752 - 420 ) ÷ 420] x 100 = 79.05%
Formula
Percentage change = [(752 - 420) / 420] x 100
Subtract the new number by the original number
752 - 420 = 332
332 ÷ 420 = 0.7904761904761904
0.7904761904761904 x 100 = 79.05%