42.45% is the change from 212 to 302
Calculation steps:
[( 302 - 212 ) ÷ 212] x 100 = 42.45%
Formula
Percentage change = [(302 - 212) / 212] x 100
Subtract the new number by the original number
302 - 212 = 90
90 ÷ 212 = 0.42452830188679247
0.42452830188679247 x 100 = 42.45%