1000% is the change from 38 to 418
Calculation steps:
[( 418 - 38 ) ÷ 38] x 100 = 1000%
Formula
Percentage change = [(418 - 38) / 38] x 100
Subtract the new number by the original number
418 - 38 = 380
380 ÷ 38 = 10
10 x 100 = 1000%
Example