97.65% is the change from 213 to 421
Calculation steps:
[( 421 - 213 ) ÷ 213] x 100 = 97.65%
Formula
Percentage change = [(421 - 213) / 213] x 100
Subtract the new number by the original number
421 - 213 = 208
208 ÷ 213 = 0.9765258215962441
0.9765258215962441 x 100 = 97.65%