70.62% is the change from 422 to 720
Calculation steps:
[( 720 - 422 ) ÷ 422] x 100 = 70.62%
Formula
Percentage change = [(720 - 422) / 422] x 100
Subtract the new number by the original number
720 - 422 = 298
298 ÷ 422 = 0.7061611374407583
0.7061611374407583 x 100 = 70.62%