Determining the value of your sale price can be easily set up to allow your buyers to see the difference between the original price and the discounted price.
STEP 1. From your Shopify admin, select Online Store.
STEP 2. On the right portion of the page, click on Customize.
STEP 3. Tap Theme Settings.
STEP 4. Tap Advanced Settings.
STEP 5. Scroll down the left panel until you see General. Click on the drop-down list and select your preferred Sale type.
The drop-down list contains fixed amount and percentage.
Step 6. Tap Save to apply changes.