# What is 4% sales tax to $3.88?

##### 1 Answer

Mar 11, 2016

Tax = 0.155 cents

#### Explanation:

In order to find the sales tax of an purchase, multiply the percent in decimal form by the price of the purchase.

Tax = rate(price)

Rate = 4% = 0.04

Price = $3.88

Tax = .04(3.88)

Tax = 0.155 cents