3320% is the change from 10 to 342
Calculation steps:
[( 342 - 10 ) ÷ 10] x 100 = 3320%
Formula
Percentage change = [(342 - 10) / 10] x 100
Subtract the new number by the original number
342 - 10 = 332
332 ÷ 10 = 33.2
33.2 x 100 = 3320%
Example