In order to calculate the percentage of your income in a given state, you may use the following method:
[Income made in given state]
____________________________ = [DECIMAL] x 100 = % of Income made in given state
[Total income made]
An example would be:
Christine runs a private practice. For the current quarter, she has made $10,000 this quarter. $2,500 of that has come from the clients she sees in California. She will calculate the percentage of her income in California by using the following method:
2,500
________ = 0.25 x 100 = 25% of income from California
10,000