In general, discount is a amount or percentage deducted from the normal selling price of the product. It is the way of offering products for sale at a low or reduced price.
You can specify the discount for the products as defined in the below steps−
Step 1 − Go to Store and click Configuration.
Step 2 − Click on the Taxes link which manages tax rates and types.
Step 3 − Go to TAX TYPES tab and click the Add a tax type link.
Step 4 − Tax types categorize tax rates and specify whether or not the calculated tax should be included in product prices on display.
It contains some fields such as −
Title − It specifies the title of tax type.
Display title − It is the front-end display of the title of tax type shown to customers.
Description − It describes the tax type if necessary.
Tax amount rounding mode − Specifies what type of rounding should occur when tax rates of tax type are calculated for the unit price of a line item.
After filling all the details, click the Save tax type button.
Step 5 − Go to TAX RATES tab and click the Add a tax rate link.
Step 6 − It will open the taxes window for adding tax rate to the product as shown in the following screen.
It contains some fields such as −
Title − It is the title of the tax rate.
Display title − It is the front-end display title of the tax rate shown to customers.
Description − It is used to describe the tax rate.
Rate − It is a percentage used to calculate the tax which is expressed as a decimal.
Type − It selects the tax type for the tax rate using drop-down menu.
After filling the details, click the Save tax rate button.
Step 7 − Once tax rate is saved, click the Home link.
Step 8 − On the home page, click the Checkout link to see the shopping cart contents.
Step 9 − On the checkout page, you will see the discount for the product which is included in product price.