Question

Estimated 5.4×2 1/2​

Answer 1

13.5

Explanation:

You can easily substitute 2 and a half for 2.5. After doing so, you may multiply like so: 5.4 x 2.5.

Answer 2

13.5

Explanation:

when you multiply it on paper or you put it in the calculator, you get 13.5 or 13 1/2