126.7% is the change from 397 to 900
Calculation steps:
[( 900 - 397 ) ÷ 397] x 100 = 126.7%
Formula
Percentage change = [(900 - 397) / 397] x 100
Subtract the new number by the original number
900 - 397 = 503
503 ÷ 397 = 1.2670025188916876
1.2670025188916876 x 100 = 126.7%