An item is regularly priced at $15. It is on sale for 60% off the regular price. What is the sale price?

$15 - 60% = $6.00

https://www.percent-off.com/_30_%25+off_39.98_

(I used this website because I lost my calutor, plus I use it to help my mom shop)

Step 3

Step-by-step explanation:

The mistake was made in Step 3.

Step 1: Subtract the wholes. 4 - 1 = 3

Step 2: Subtract the fractions. 5/6 - 3/6 = 2/6

After Step 2, He should have added them instead of subtracting them:

3 + 2/6 = 3 2/6

So, step 3 was his mistake.