65.8% is the change from 421 to 698
Calculation steps:
[( 698 - 421 ) ÷ 421] x 100 = 65.8%
Formula
Percentage change = [(698 - 421) / 421] x 100
Subtract the new number by the original number
698 - 421 = 277
277 ÷ 421 = 0.6579572446555819
0.6579572446555819 x 100 = 65.8%